Apple releases dual 90 nm (66 mm2 die size) 64-bit G5 2.0 GHz Xserve 1U with ECC support *Pix*

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beachbreeze

Member
Feb 11, 2004
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Originally posted by: MonkeyDriveExpress
The advanced G5 architecture provides an industry-leading front-side bus dedicated to each CPU as well as up to 8GB DDR SDRAM with EEC protection.

A bit of a whoopsie there...


No, it isn't a mistake. The new xServes have EEC RAM.
 

beachbreeze

Member
Feb 11, 2004
40
0
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Originally posted by: Venomous
Dual Opterons running on linux would obliviate a G5... Apple has been touting the G5 as THE fastest for months.. They are great at paper launches. If it wasnt for AMD and IBM, Apple wouldnt even HAVE the technology for the G5.

Intel Vs AMD zealotry can be dealt with, but when Apple zealots appear, it just makes the whole discussion in a whole, assanine. Go back under your rock and get off Steve Job's nutsack.

Hmmm... about as bright as saying:
If it wasn't for Intel, Microsoft would just be a Mac developer
If it wasn't for copper wire your car wouldn't run
If it wasn't for oxygen...

As for the vulgarity, am I correct in understanding that's a side-effect of using Windows?
 

Derango

Diamond Member
Jan 1, 2002
3,113
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0
Originally posted by: beachbreeze
Originally posted by: MonkeyDriveExpress
The advanced G5 architecture provides an industry-leading front-side bus dedicated to each CPU as well as up to 8GB DDR SDRAM with EEC protection.

A bit of a whoopsie there...


No, it isn't a mistake. The new xServes have EEC RAM.

No, they have ECC ram. There was a typo in the page when he posted.
See, apple isn't perfect after all
 
Jan 31, 2002
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Originally posted by: beachbreeze
Originally posted by: MonkeyDriveExpress
The advanced G5 architecture provides an industry-leading front-side bus dedicated to each CPU as well as up to 8GB DDR SDRAM with EEC protection.

A bit of a whoopsie there...


No, it isn't a mistake. The new xServes have EEC RAM.

If the entire basis of your argument is going to be regurgitated specs, you might want to understand the hardware first.

- M4H
 

beachbreeze

Member
Feb 11, 2004
40
0
0
Originally posted by: Derango
Originally posted by: beachbreeze
Originally posted by: MonkeyDriveExpress
The advanced G5 architecture provides an industry-leading front-side bus dedicated to each CPU as well as up to 8GB DDR SDRAM with EEC protection.

A bit of a whoopsie there...


No, it isn't a mistake. The new xServes have EEC RAM.

No, they have ECC ram. There was a typo in the page when he posted.
See, apple isn't perfect after all

Oh, my mistake. I thought this was a computer tech forum not a secretarial convention.
 
Jan 31, 2002
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Originally posted by: beachbreeze
Originally posted by: Derango
Originally posted by: beachbreeze
Originally posted by: MonkeyDriveExpress
The advanced G5 architecture provides an industry-leading front-side bus dedicated to each CPU as well as up to 8GB DDR SDRAM with EEC protection.

A bit of a whoopsie there...


No, it isn't a mistake. The new xServes have EEC RAM.

No, they have ECC ram. There was a typo in the page when he posted.
See, apple isn't perfect after all

Oh, my mistake. I thought this was a computer tech forum not a secretarial convention.

The point isn't that the typo existed or not - it's that you don't know what ECC RAM is and were merely regurgitating specifications that you don't understand.

- M4H
 

beachbreeze

Member
Feb 11, 2004
40
0
0
Originally posted by: MercenaryForHire
Originally posted by: beachbreeze
Originally posted by: MonkeyDriveExpress
The advanced G5 architecture provides an industry-leading front-side bus dedicated to each CPU as well as up to 8GB DDR SDRAM with EEC protection.

A bit of a whoopsie there...


No, it isn't a mistake. The new xServes have EEC RAM.

If the entire basis of your argument is going to be regurgitated specs, you might want to understand the hardware first.

- M4H

So this is the kind of conceit required to dish out 17,000 self-congratulatory snipes.
 
Jan 31, 2002
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Originally posted by: beachbreeze
Originally posted by: MercenaryForHire
Originally posted by: beachbreeze
Originally posted by: MonkeyDriveExpress
The advanced G5 architecture provides an industry-leading front-side bus dedicated to each CPU as well as up to 8GB DDR SDRAM with EEC protection.

A bit of a whoopsie there...


No, it isn't a mistake. The new xServes have EEC RAM.

If the entire basis of your argument is going to be regurgitated specs, you might want to understand the hardware first.

- M4H

So this is the kind of conceit required to dish out 17,000 self-congratulatory snipes.

Yeah, give or take a few. :beer:

- M4H
 

beachbreeze

Member
Feb 11, 2004
40
0
0
Originally posted by: MercenaryForHire
Originally posted by: beachbreeze
Originally posted by: Derango
Originally posted by: beachbreeze
Originally posted by: MonkeyDriveExpress
The advanced G5 architecture provides an industry-leading front-side bus dedicated to each CPU as well as up to 8GB DDR SDRAM with EEC protection.

A bit of a whoopsie there...


No, it isn't a mistake. The new xServes have EEC RAM.

No, they have ECC ram. There was a typo in the page when he posted.
See, apple isn't perfect after all

Oh, my mistake. I thought this was a computer tech forum not a secretarial convention.

The point isn't that the typo existed or not - it's that you don't know what ECC RAM is and were merely regurgitating specifications that you don't understand.

- M4H

ECC - Error Correcting Code
Both parity and ECC (Error Correcting Code) are forms of error detection for memory modules. Parity is a simple form of error detection that adds an extra bit for every 8 bits on a memory module. This extra bit records whether there is an even or odd number of 1's registered in the 8 bits. If they don't match, then an error has been detected within the memory. ECC is a more advanced form of error detection that goes beyond the single parity bit and can actually handle error correction.

Careless assumption M4H
 

Derango

Diamond Member
Jan 1, 2002
3,113
1
0
Originally posted by: beachbreeze
Originally posted by: Derango
Originally posted by: beachbreeze
Originally posted by: MonkeyDriveExpress
The advanced G5 architecture provides an industry-leading front-side bus dedicated to each CPU as well as up to 8GB DDR SDRAM with EEC protection.

A bit of a whoopsie there...


No, it isn't a mistake. The new xServes have EEC RAM.

No, they have ECC ram. There was a typo in the page when he posted.
See, apple isn't perfect after all

Oh, my mistake. I thought this was a computer tech forum not a secretarial convention.

Ok, lets review.

1) Someone posted a quote from the web page where apple said it had EEC memory.
2) someone else posted and said that there was a mistake there
3) you then posted saying, no, there wasn't a mistake, that the server did have EEC memory

Looks like you just missed the whole point of that aspect of the thread.

Why don't you go look up what EEC memory is and get back to us...because its not somthing I ever heard of before. ECC, sure.

You should take M4H's advice. That way you'd look like less of a moron.

BTW, you lifted that ECC explanation from this page: http://compreviews.about.com/library/weekly/aa120202c.htm
That doesn't really count

 
Jan 31, 2002
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Originally posted by: beachbreeze
Originally posted by: MercenaryForHire
Originally posted by: beachbreeze
Originally posted by: Derango
Originally posted by: beachbreeze
Originally posted by: MonkeyDriveExpress
The advanced G5 architecture provides an industry-leading front-side bus dedicated to each CPU as well as up to 8GB DDR SDRAM with EEC protection.

A bit of a whoopsie there...


No, it isn't a mistake. The new xServes have EEC RAM.

No, they have ECC ram. There was a typo in the page when he posted.
See, apple isn't perfect after all

Oh, my mistake. I thought this was a computer tech forum not a secretarial convention.

The point isn't that the typo existed or not - it's that you don't know what ECC RAM is and were merely regurgitating specifications that you don't understand.

- M4H

ECC - Error Correcting Code
Both parity and ECC (Error Correcting Code) are forms of error detection for memory modules. Parity is a simple form of error detection that adds an extra bit for every 8 bits on a memory module. This extra bit records whether there is an even or odd number of 1's registered in the 8 bits. If they don't match, then an error has been detected within the memory. ECC is a more advanced form of error detection that goes beyond the single parity bit and can actually handle error correction.

Careless assumption M4H

First result off Google

Looks a little familiar, no?

Edit - I guess it does.

- M4H
 

beachbreeze

Member
Feb 11, 2004
40
0
0
When Virginia Tech first announced the Big Mac Supercomputer there was much discussion about the fact that the G5 towers do not use ECC RAM. Srinidhi Varadarajan, assistant professor of computer science at Virginia Tech, had to write a program to do the error correction in software. Discussion then continued on the degree to which this would hit performance.

Now they are upgrading to the new xServe which supports ECC RAM the concern is redundant & people are now wondering if this, along with the shrink to 90nm will boost performance. It was this concern I refered to - not expecting semantic nitpicking in a tech forum. I guess I forgot where I am.
 

beachbreeze

Member
Feb 11, 2004
40
0
0
Originally posted by: MercenaryForHire
Originally posted by: beachbreeze
First result off Google

Looks a little familiar, no?

Edit - I guess it does.

- M4H

Juvenility know no bounds here, does it. ECC RAM is error correcting RAM usually used in servers. Anyone who has upgraded the RAM on their computer will have come across it while having to select the correct type for their computer. Mac users have to be a little more aware that your average PC user because Apple is very choosy about the type of RAM they will accept. A couple of years ago they issued a firmware update that invalidated some third party RAM some people were using. It turned out that it was a combination of CAS latency compatibility & some RAM manufacturers not adhering strictly to standards. CAS latency shouldn't cause incompatibility because the system should slow the RAM to the speed of the slowest... but in this real world case Apple set tight standards to ensure stability and, if I remember correctly, someone wrote a little utility to check if the CAS latency of your RAM was compatible with Apple's firmware update.

Yes the paragraph is from about.com because I'm not micro-engineer I looked for a simple technical explanation & found just that. If you want my own words - to perhaps stifle your smugness a little (though I doubt there's a chance of that):

As computers get faster and deal with bigger and bigger computations (either long up times or supercomputer distributed calculations) the very occasional errors that occur in RAM become more significant (this is simple probability). The need for some kind of RAM error correction then occurs. This is the problem ECC RAM is designed to solve.

How it achieves that - technically is what I looked for. Perhaps you'd like to fill us all in on the exciting quantum physics of RAM error correction.
 
Jan 31, 2002
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Originally posted by: beachbreeze
Juvenility know no bounds here, does it.

And judging by your presence, neither does stupidity.

ECC RAM is error correcting RAM usually used in servers. Anyone who has upgraded the RAM on their computer will have come across it while having to select the correct type for their computer.

No, because you never get ECC unless you specifically ask for it. End-users don't need ECC RAM - servers do.

Mac users have to be a little more aware that your average PC user because Apple is very choosy about the type of RAM they will accept. A couple of years ago they issued a firmware update that invalidated some third party RAM some people were using. It turned out that it was a combination of CAS latency compatibility & some RAM manufacturers not adhering strictly to standards. CAS latency shouldn't cause incompatibility because the system should slow the RAM to the speed of the slowest... but in this real world case Apple set tight standards to ensure stability and, if I remember correctly, someone wrote a little utility to check if the CAS latency of your RAM was compatible with Apple's firmware update.

In Soviet Russia, RAM module invalidates you!

Unlike "Mother Apple", if you want to buy slower RAM for your PC because you don't need blazing speed, just the extra capacity, you can go ahead and do that without worry that your motherboard manufacturer is going to release a new BIOS that will suddenly "invalidate" what you just spent your money on. And speaking of money, let's not even bother comparing PC-certified RAM to "Apple Brand".

As far as "tight standards to ensure stability" - if anything, slower RAM would improve stablity, because you're not pushing it to its limits.

Yes the paragraph is from about.com because I'm not micro-engineer I looked for a simple technical explanation & found just that. If you want my own words - to perhaps stifle your smugness a little (though I doubt there's a chance of that):

As computers get faster and deal with bigger and bigger computations (either long up times or supercomputer distributed calculations) the very occasional errors that occur in RAM become more significant (this is simple probability). The need for some kind of RAM error correction then occurs. This is the problem ECC RAM is designed to solve.

How it achieves that - technically is what I looked for. Perhaps you'd like to fill us all in on the exciting quantum physics of RAM error correction.

So you admit that you don't know what "ECC" means and you're just plagarizing definitions.

I'll sum ECC up in one word, all on my own - "checksum". If you don't understand what that means, why don't you Google it and pretend you do? You're good at that.

Thank you for playing, exit stage left.

- M4H
 

beachbreeze

Member
Feb 11, 2004
40
0
0
Originally posted by: NFactor
The G5 has been nowhere for benchmarks and whenever they pop up, like the PCWorld and Macworld ones, you Mac zealot fanboys are quick to jump on the train calling the benchmarks BS. Apple sits there probably crippling boxes and putting useless most likely fake benchmarks up on their site which no one is able to reproduce and uses them to call the G5's the fastest computers in the world.

I will be the first to tell you that i like OS X. In fact I like it a lot. But I will never use it because Apple needs to get their heads out of their butts and realize that they own something like 2% total marketshare and that number is not going up. The G5 is a plenty fast computer, agreed, it is significantly better than that load of sh*t they called a G4. But it is nowhere near as fast as any high end PC. A single AMD64 chip could take it, the P4 3.2 and EE could take it, and of course, the Opteron, Zeon, and Itanium's would destory it. The only benchmarks to the contrary are on Apple's site. When Apple gets the balls to send a G5 or XServe out to a proper hardware review site and have them detail their benchmarks then I will admit that I have been wrong.

I'd be interested to know what you make of this then:-

A benchmarking article entitled "Apple G5 Smokes Intel Competition" by the writers of Vectorworks

http://www.architosh.com/features/2004/g5-interview/2004-interv-g5nem-1.phtml
 
Jan 31, 2002
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Originally posted by: beachbreeze
Originally posted by: NFactor
The G5 has been nowhere for benchmarks and whenever they pop up, like the PCWorld and Macworld ones, you Mac zealot fanboys are quick to jump on the train calling the benchmarks BS. Apple sits there probably crippling boxes and putting useless most likely fake benchmarks up on their site which no one is able to reproduce and uses them to call the G5's the fastest computers in the world.

I will be the first to tell you that i like OS X. In fact I like it a lot. But I will never use it because Apple needs to get their heads out of their butts and realize that they own something like 2% total marketshare and that number is not going up. The G5 is a plenty fast computer, agreed, it is significantly better than that load of sh*t they called a G4. But it is nowhere near as fast as any high end PC. A single AMD64 chip could take it, the P4 3.2 and EE could take it, and of course, the Opteron, Zeon, and Itanium's would destory it. The only benchmarks to the contrary are on Apple's site. When Apple gets the balls to send a G5 or XServe out to a proper hardware review site and have them detail their benchmarks then I will admit that I have been wrong.

I'd be interested to know what you make of this then:-

A benchmarking article entitled "Apple G5 Smokes Intel Competition" by the writers of Vectorworks

http://www.architosh.com/features/2004/g5-interview/2004-interv-g5nem-1.phtml

I make this from it:

"Unfortunately, we haven't had a chance to profile the results and figure out all the details."
"Again we haven't been able to dive in deep to the results yet."
"Just adding up our performance indices is not an accurate measure of the performance gain to a customer."

PCWorld Article In Question

And hey, since you love titles so much, read this one: "Athlon 64 vs. Apple G5 Systems: Not Even Close"

- M4H
 

beachbreeze

Member
Feb 11, 2004
40
0
0
Originally posted by: MercenaryForHire
Originally posted by: beachbreeze
Juvenility know no bounds here, does it.

And judging by your presence, neither does stupidity.

Seems like we can rely on you for arrogance & playground insults

[/quote]
ECC RAM is error correcting RAM usually used in servers. Anyone who has upgraded the RAM on their computer will have come across it while having to select the correct type for their computer.

No, because you never get ECC unless you specifically ask for it. End-users don't need ECC RAM - servers do.[/quote]

Logic seems to be failing you here. I'll spell it out for you: if you have ever looked up RAM in a magazine in order to mail-order you will have seen ECC RAM. If you have the slightest curiosity while ordering from a site like Crucial you will have browsed around & come across ECC RAM. I have no idea what you think there is to gain from trying to sustain the argument that ECC RAM is so exotic that no one ought to have come across it. Some will have and others won't but it really isn't so unusual. Considering the big discussions about the VT supercomputer, articles in the press and on the BBC, Apples website - I'm not sure how you think anyone interested would miss the issue?

[/quote]
Mac users have to be a little more aware that your average PC user because Apple is very choosy about the type of RAM they will accept. A couple of years ago they issued a firmware update that invalidated some third party RAM some people were using. It turned out that it was a combination of CAS latency compatibility & some RAM manufacturers not adhering strictly to standards. CAS latency shouldn't cause incompatibility because the system should slow the RAM to the speed of the slowest... but in this real world case Apple set tight standards to ensure stability and, if I remember correctly, someone wrote a little utility to check if the CAS latency of your RAM was compatible with Apple's firmware update.

In Soviet Russia, RAM module invalidates you!

Unlike "Mother Apple", if you want to buy slower RAM for your PC because you don't need blazing speed, just the extra capacity, you can go ahead and do that without worry that your motherboard manufacturer is going to release a new BIOS that will suddenly "invalidate" what you just spent your money on. And speaking of money, let's not even bother comparing PC-certified RAM to "Apple Brand".[/quote]

This strikes me as somewhat paranoid. "Soviet Russia" - you're not a Vietnam Vet are you? What has this got to do with a discussion about the prevalence of ECC RAM? Apple do not make RAM... no one other that yourself mentioned "Apple Brand". If you choose to read what was said again it is really very simple. Apple set tight guidelines, monitored by firmware, to ensure that whatever RAM you chose to use adheres to standards they ensure will achieve good system stability. That is one of the main reasons people use Macs - I'm sure you are familiar with it - tight specs, narrow set of components - easier debugging for developers - leads to: - "It Just Works".

[/quote]As far as "tight standards to ensure stability" - if anything, slower RAM would improve stablity, because you're not pushing it to its limits.[/quote]

Again logic is failing you... tight does not mean fast.

[/quote]
Yes the paragraph is from about.com because I'm not micro-engineer I looked for a simple technical explanation & found just that. If you want my own words - to perhaps stifle your smugness a little (though I doubt there's a chance of that):

As computers get faster and deal with bigger and bigger computations (either long up times or supercomputer distributed calculations) the very occasional errors that occur in RAM become more significant (this is simple probability). The need for some kind of RAM error correction then occurs. This is the problem ECC RAM is designed to solve.

How it achieves that - technically is what I looked for. Perhaps you'd like to fill us all in on the exciting quantum physics of RAM error correction.

So you admit that you don't know what "ECC" means and you're just plagarizing definitions. [/quote]

This logic business really isn't your bag, is it! ECC is an acronym for Error Correcting Code. That is what it means. It checks for errors that occur spontaneously in RAM and a very low frequency. I believe you mean to suggest, in your own clumsy way, that I do not know how it works. Yes, I am happy to agree with you that I do not know how it works and I am happy to let on that I am not a Micro Engineer. This thread started with you suggesting people did not know what ECC was and you are now shifting the goal posts to try to maintain a very personal illusion, that you have not been proved wrong.

Face up to it M4H and move on... it isn't a big deal.

[/quote]I'll sum ECC up in one word, all on my own - "checksum". If you don't understand what that means, why don't you Google it and pretend you do? You're good at that.[/quote]

Checksum - is your explanation of how ECC RAM receives digital information passes it on to the CPU receives information back, holds it somehow in its transistors, checks for errors, chooses the right answers, deletes the wrong one & continues participating in the calculation. Just like that... "checksum"... simple. Somehow I think that barely scratches the surface.

[/quote]Thank you for playing, exit stage left.[/quote]

I think this juvenalia sums up who the troll is.
 

beachbreeze

Member
Feb 11, 2004
40
0
0
Originally posted by: MercenaryForHire
Originally posted by: beachbreeze
Originally posted by: NFactor
The G5 has been nowhere for benchmarks and whenever they pop up, like the PCWorld and Macworld ones, you Mac zealot fanboys are quick to jump on the train calling the benchmarks BS. Apple sits there probably crippling boxes and putting useless most likely fake benchmarks up on their site which no one is able to reproduce and uses them to call the G5's the fastest computers in the world.

I'd be interested to know what you make of this then:-

A benchmarking article entitled "Apple G5 Smokes Intel Competition" by the writers of Vectorworks

http://www.architosh.com/features/2004/g5-interview/2004-interv-g5nem-1.phtml

I make this from it:

"Unfortunately, we haven't had a chance to profile the results and figure out all the details."
"Again we haven't been able to dive in deep to the results yet."
"Just adding up our performance indices is not an accurate measure of the performance gain to a customer."

PCWorld Article In Question

And hey, since you love titles so much, read this one: "Athlon 64 vs. Apple G5 Systems: Not Even Close"

- M4H

Hi Mac4Hire, struggling to think clearly again are we? Let me help you one last time - the quote was from a guy who suggested all benchmarks came down against Apple unless doctored by them. I gave an example of people testing their own software & finding the G5 fast. That is all. No one said it was the be all & end all of benchmarks... just an unbiased one in favour of the G5. No, it is not all that one needs to know - it just fills in the picture which, unfortunately for people such as yourself, is not simple.

Now take your medication, turn your monitor & bedroom lights off again & hum along to the fans as you stare at those "cool" blue lights you've got tangled in your PC.
 
Jan 31, 2002
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How you managed to make such a mess of the quote tags is beyond me.
Originally posted by: beachbreeze
Seems like we can rely on you for arrogance & playground insults

As long as you hold up your end with the stubbornness of an ox.

Logic seems to be failing you here. I'll spell it out for you: if you have ever looked up RAM in a magazine in order to mail-order you will have seen ECC RAM. If you have the slightest curiosity while ordering from a site like Crucial you will have browsed around & come across ECC RAM. I have no idea what you think there is to gain from trying to sustain the argument that ECC RAM is so exotic that no one ought to have come across it. Some will have and others won't but it really isn't so unusual. Considering the big discussions about the VT supercomputer, articles in the press and on the BBC, Apples website - I'm not sure how you think anyone interested would miss the issue?

ECC RAM is that exotic to the end-user. Why don't you ask the register jockey at your local computer/office store for some ECC RAM and see what the reaction is. It's either going to be "Sorry, we only carry DDR" or "What do you do that needs ECC?" The point is that ECC RAM is in its own little subsection of memory modules, far far away from where Joe-Six-Pack could accidentally pick it up and purchase it.

This strikes me as somewhat paranoid. "Soviet Russia" - you're not a Vietnam Vet are you? What has this got to do with a discussion about the prevalence of ECC RAM? Apple do not make RAM... no one other that yourself mentioned "Apple Brand". If you choose to read what was said again it is really very simple. Apple set tight guidelines, monitored by firmware, to ensure that whatever RAM you chose to use adheres to standards they ensure will achieve good system stability. That is one of the main reasons people use Macs - I'm sure you are familiar with it - tight specs, narrow set of components - easier debugging for developers - leads to: - "It Just Works".

Apple doesn't make RAM, but they set the standards for what RAM they use in their system - therefore, "Apple Brand" follows logically. And as far as standards - again, if the RAM was so horribly flawed that the old standards permitted instability, why did they allow them to pass in the first place? I'm willing to bet that very of these users whose RAM was invalidated by the firmware flash were experiencing "stability issues" related to their selection of budget modules.

Again logic is failing you... tight does not mean fast.

You said: "in this real world case Apple set tight standards to ensure stability and, if I remember correctly, someone wrote a little utility to check if the CAS latency of your RAM was compatible with Apple's firmware update."
So the CAS latency was the deciding factor. Which is directly related to the speed of the RAM.

This logic business really isn't your bag, is it! ECC is an acronym for Error Correcting Code. That is what it means. It checks for errors that occur spontaneously in RAM and a very low frequency. I believe you mean to suggest, in your own clumsy way, that I do not know how it works. Yes, I am happy to agree with you that I do not know how it works and I am happy to let on that I am not a Micro Engineer. This thread started with you suggesting people did not know what ECC was and you are now shifting the goal posts to try to maintain a very personal illusion, that you have not been proved wrong.

Face up to it M4H and move on... it isn't a big deal.

I know what ECC means and how it works. The point that was made, seemingly to everyone but you, was that you specifically did not and were just blowing smoke from the Apple page. As before:

1) Someone posted a quote from the web page where apple said it had EEC memory.
2) someone else posted and said that there was a mistake there
3) you then posted saying, no, there wasn't a mistake, that the server did have EEC memory

If you knew what ECC RAM was, you would have said "Whoopsie-daisy, Apple made a boo boo, that should be ECC". Instead, you referenced the page, had a small seizure that someone would imply that The Great Apple was incorrect, and insisted that the new Xserves were equipped with EEC, NOT ECC RAM.

Checksum - is your explanation of how ECC RAM receives digital information passes it on to the CPU receives information back, holds it somehow in its transistors, checks for errors, chooses the right answers, deletes the wrong one & continues participating in the calculation. Just like that... "checksum"... simple. Somehow I think that barely scratches the surface.

Firstly, I said "I'll sum ECC up" - the concept, not "How RAM Works" - if you want that, go look it up on About and pretended you invented it. Secondly, your definition - to put it bluntly - sucks. Let's analyze.

  • receives digital information
    Regular RAM does this.
    passes it on to the CPU
    Regular RAM does this.
    receives information back
    Regular RAM does this.
    holds it somehow in its transistors
    Regular RAM does this.
    checks for errors
    Regular RAM does this, but does not report. Parity RAM reports. ECC RAM reports and corrects.
    chooses the right answers
    Wow, such detail. It "chooses the right answers" by internally calculating a checksum from the data bits and comparing that to the checksum that was loaded into it from the bus.
    deletes the wrong one

    By referencing the checksum to determine which bits are incorrect and using that checksum to rebuild correct data as it is passed out.

Wow, absolutely none of it had to do with functions performed by regular RAM, and the original text was so in-depth. You should "write" for About.com


I think this juvenalia sums up who the troll is.

As soon as you can bring something to the table, feel free. But for now, I'm getting really tired of ripping you a new hole to breathe through every time you post.

- M4H
 
Jan 31, 2002
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Originally posted by: beachbreeze
Hi Mac4Hire, struggling to think clearly again are we? Let me help you one last time - the quote was from a guy who suggested all benchmarks came down against Apple unless doctored by them. I gave an example of people testing their own software & finding the G5 fast. That is all. No one said it was the be all & end all of benchmarks... just an unbiased one in favour of the G5. No, it is not all that one needs to know - it just fills in the picture which, unfortunately for people such as yourself, is not simple.

Now take your medication, turn your monitor & bedroom lights off again & hum along to the fans as you stare at those "cool" blue lights you've got tangled in your PC.

So a site "dedicated to Macintosh-based architects" that is an e-Commerce partner with Apple and MacMALL isn't biased?

Take a look at those three lines again.

  • "Unfortunately, we haven't had a chance to profile the results and figure out all the details."
    "Again we haven't been able to dive in deep to the results yet."
    "Just adding up our performance indices is not an accurate measure of the performance gain to a customer."

Translations: These were one-time benchmarks, we don't know what the hell they actually mean, and they shouldn't be taken as a performance index.

And I notice how you haven't said one peep about the Athlon FX and Opterons trashing your precious little baby G5.

Athlon 64 vs. Apple G5 Systems: Not Even Close

- M4H
 

sparks

Senior member
Sep 18, 2000
535
0
0
Let me qualify by saying that I do not own a Mac, even though I have considered it but ruled it out because of cost. Having said that, there is an article in The Register (taken with a grain of salt) that lists some very impressive specs for the 90nm version of the G5. Its states that the new G5 will dissapate only 24.5W at 2GHz and that IBM may be able to scale the G5 to 3GHz by the summer. I don't know about you, but I think that if IBM can pull it off, niether Intel nor AMD will have anything close to the processing power of a 3GHz G5 by the same time frame.
 

Eug

Lifer
Mar 11, 2000
23,752
1,284
126
Originally posted by: sparks
Let me qualify by saying that I do not own a Mac, even though I have considered it but ruled it out because of cost. Having said that, there is an article in The Register (taken with a grain of salt) that lists some very impressive specs for the 90nm version of the G5. Its states that the new G5 will dissapate only 24.5W at 2GHz and that IBM may be able to scale the G5 to 3GHz by the summer. I don't know about you, but I think that if IBM can pull it off, niether Intel nor AMD will have anything close to the processing power of a 3GHz G5 by the same time frame.
I'd be surprised if they could do it by summer, but I'm thinking it's possible to hit 3 GHz on a G5 some time in 2004.
 

jhu

Lifer
Oct 10, 1999
11,918
9
81
And I notice how you haven't said one peep about the Athlon FX and Opterons trashing your precious little baby G5.

Athlon 64 vs. Apple G5 Systems: Not Even Close

- M4H


uhm, those benchmarks came out a while ago and have been fairly well dissected by the nerds over at slashdot. two main complaints of the pc world test is that no one who uses a mac actually uses adobe premiere. they use final cut pro which is actually an os x app instead of an ox 9 app. second is the word benchmark. basically who cares about a word benchmark?
 

jhu

Lifer
Oct 10, 1999
11,918
9
81
I don't know about you, but I think that if IBM can pull it off, niether Intel nor AMD will have anything close to the processing power of a 3GHz G5 by the same time frame.


intel's itanium2 has gobs of processing power if spec benchmarks are to be believed.
 
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