Poll : Quad Core vs Hex-core ?? Choose

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Ferzerp

Diamond Member
Oct 12, 1999
6,438
107
106
ok my mistake, how much for the cheaper 8-core XEON ? 1.8Ks ??


I think the most expensive is somewhere around $2k. The newly released SB E5's (dual socket only) range from 1-2k for the 8 core versions, but they haven't been out for long yet. I don't have any of those.

The older Westmeres only had 8+ core in the E7 line (4-8 socket), so there was quite the premium on them.
 

pelov

Diamond Member
Dec 6, 2011
3,510
6
0
- Increased core count = larger die space and more cache required (and even more than you say because that chip would be a server-based chip and not a desktop chip. Neither Intel nor AMD have made a "desktop" chip in ages, yet you keep ignoring this)

- increased core count means higher TDP or lower clock speeds. Increasing core count and maintaining clock speeds means lower yields thus more expensive to produce.

- if 99.9999...% of desktop users would be content with a dual channel 6-core chip then why wouldn't they be content with a 4-core dual channel? Or is it that 9x% of users are quite fine with the Intel graphics on either desktop or laptop?

Desktop enthusiasts don't dictate the market. Period. It's been ages since they have and even then it was questionable if they ever did. Intel is producing thinner, smaller, sexier lower-TDP chips with iGPUs not because they hate us but because we don't make them money. You've got to face reality. Wishing isn't going to change that. Furthermore, AMD hasn't given a crap about us either if you haven't noticed.
 

AtenRa

Lifer
Feb 2, 2009
14,003
3,361
136
- Increased core count = larger die space and more cache required (and even more than you say because that chip would be a server-based chip and not a desktop chip. Neither Intel nor AMD have made a "desktop" chip in ages, yet you keep ignoring this).

- increased core count means higher TDP or lower clock speeds. Increasing core count and maintaining clock speeds means lower yields thus more expensive to produce.

- if 99.9999...% of desktop users would be content with a dual channel 6-core chip then why wouldn't they be content with a 4-core dual channel? Or is it that 9x% of users are quite fine with the Intel graphics on either desktop or laptop?

Desktop enthusiasts don't dictate the market. Period. It's been ages since they have and even then it was questionable if they ever did. Intel is producing thinner, smaller, sexier lower-TDP chips with iGPUs not because they hate us but because we don't make them money. You've got to face reality. Wishing isn't going to change that. Furthermore, AMD hasn't given a crap about us either if you haven't noticed.

Give me a brake with the low-end CPUs, im not talking about Pentiums and Core i3s. Intel already selling unlocked CPUs to enthusiasts, power users and Overclockers with iGPUs that we don't use.

Not only that but its surreal to me that HD4000 GPUs are only on unlocked K series IB Desktop CPUs that the users will never use. And lower-end Core i5s and bellow that their buyers would use the iGPU only have the HD2500.
(this must be the joke of the year)

All im saying is, that instead of the worthless iGPU, remove it and give us a 6-core no iGPU CPU. They already producing those 160mm2 dies with iGPU for us, they could instead produce a 160mm2 6-core die.

6-core SB-E is 32nm with 130W TDP at 3.3GHz. If you know a little bit about Transistors and litho you would understand that a 22nm 6-core 3.3GHz (with less L3 than SB-E per core) would be close to 90W TDP.

As for the Memory controllers. When i said 99,999% o desktop users will be fine with a dual memory channel i meant that the majority of desktop applications will not benefit from a quad channel. This is already know from socket 1366 an the triple channel memory vs dual channel.

Any one with a 6-core SB-E plz run any desktop app with only two dimms and see how much of a difference it will make over the quad channel.
 

pelov

Diamond Member
Dec 6, 2011
3,510
6
0
Give me a brake with the low-end CPUs, im not talking about Pentiums and Core i3s. Intel already selling unlocked CPUs to enthusiasts, power users and Overclockers with iGPUs that we don't use.

Not only that but its surreal to me that HD4000 GPUs are only on unlocked K series IB Desktop CPUs that the users will never use. And lower-end Core i5s and bellow that their buyers would use the iGPU only have the HD2500.
(this must be the joke of the year)

That's so they can make more $$ by charging more for features we won't use. You can complain all you want but AMD can't and won't provide a viable alternative.

The quad channel is related to server not desktop. You won't see a benefit on the desktop because the SB-E chips are server CPUs.

AtenRa, it's not as easy as putting legos together. You can't dedicate a new mask and new die layout purely for desktop enthusiasts. We're not a force in the market. The 2500K and 2600K sold a LOT of chips but we still didn't make Intel as much money as server chips or laptop chips did.

Think about it... how much of an upgrade is an IB unlocked chip to an SB unlocked chip for an enthusiast? It isn't. At all. How much will Haswell be an upgrade to IB? or SB? Not much.

Now how much of an upgrade is Ivy or SB on the laptop? Pretty significant in GPU. What about Haswell > IB/SB? Again, significant in GPU.

And server?

They won't ever release that imaginary 6-core 1155 chip (not that it would fit on that platform anyway) because they don't have to and it won't make them enough money. It's that simple. We're left buying HD4000 chips because Intel knows we've got nowhere else to go but them so they can spike the price up by giving us unnecessary features. Blame AMD here not Intel
 

ShintaiDK

Lifer
Apr 22, 2012
20,378
145
106
Hey i want a 5Ghz IB with 20 cores and no iGPU using only 65W and I only wanna pay 200$. And if Intel dont wanna do so they are the worst company evah! Then I will just keep buying slowpoke overpriced Bulldozer chips and put in my case that I painted with the AMD and FX logos because im so unbiased. I also had to use AMD watercooling and AMD GFX cards in crossfire naturally. :hmm:



OP should reconsider his position.
 
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Ferzerp

Diamond Member
Oct 12, 1999
6,438
107
106
Hey i want a 5Ghz IB with 20 cores and no iGPU using only 65W and I only wanna pay 200$. And if Intel dont wanna do so they are the worst company evah! Then I will just keep buying slowpoke overpriced Bulldozer chips and put in my case that I painted with the AMD and FX logos because im so unbiased. :hmm:


You need a moar cores in there somewhere.
 

AtenRa

Lifer
Feb 2, 2009
14,003
3,361
136
Perhaps im not communicating it as best as i should. Lets try it from the start.

Intel with IB producing 4 dies for the desktop not three(3) as it did with SB.

Die 1 : 4 CPU cores + 16 shaders for the (GT2) iGPU
Die 2 : 4 CPU cores + 6 shaders for the (GT1) iGPU
Die 3 : 2 CPU cores + 16 Shaders for the (GT2) iGPU
Die 4 : 2 CPU cores + 6 Shaders for the (GT1) iGPU.

Full core + iGPU Sandy and Ivy Bridge die pics


Ivy Bridge four dies


Sandy Bridge three dies


Now lets see what we have.

Core i5 3570K and every Core i7 socket 1155 cpus are produced from die 1 (4 CPU cores + 16 Shaders GT2 iGPU). Those CPUs are sold to enthusiast, power users, high-end gamers and Overclockers. All those people they will never use the iGPUs because they use Discrete GPUs.

What im saying all along is, that instead of producing this die (die 1) that 80-90% of its users will never use the iGPU, Intel could produce a 6-core die at the same die size.

How about now ??? Is it any clearer now ???

So the argument that they will not produce a die only for us is no longer valid from the moment Die 1 is only used for the unlocked Core i5 3570K and the high-end Core i7.
 

ShintaiDK

Lifer
Apr 22, 2012
20,378
145
106
Perhaps im not communicating it as best as i should. Lets try it from the start.

Intel with IB producing 4 dies for the desktop not three(3) as it did with SB.

Die 1 : 4 CPU cores + 16 shaders for the (GT2) iGPU
Die 2 : 4 CPU cores + 6 shaders for the (GT1) iGPU
Die 3 : 2 CPU cores + 16 Shaders for the (GT2) iGPU
Die 4 : 2 CPU cores + 6 Shaders for the (GT1) iGPU.


IB only got 2 masks, 2 dies. The difference between GT1 and GT2 is simply disabled parts. Delid a GT1 and GT2 part and you see the die is the exact same. Same applies for SB. There are no 3MB cache parts for example. They are all 4MB with 1MB disabled. Same as the i5 vs the i7 got 2MB disabled.

Intel only uses 5 masks total in the entire lineup.

1 Dualcore, 1 Quadcore for Mobile/Desktop.
1 Quadcore, 1 Octocore, 1 Decacore for Workstation/Server.
 
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pelov

Diamond Member
Dec 6, 2011
3,510
6
0
What im saying all along is, that instead of producing this die (die 1) that 80-90% of its users will never use the iGPU, Intel could produce a 6-core die at the same die size.

That still requires a new mask and a new layout (you HAVE to do these. You would have no choice here. With a single uniform design Intel simply bins their chips and fuses what doesn't pass) and a new platform (due to chipset compatibility and maybe pin/die size issues) and by 80-90% of users you mean 80-90% of desktop enthusiasts only.

We read you loud and clear, man. I don't think that it's us who don't understand the issues here.
 

AtenRa

Lifer
Feb 2, 2009
14,003
3,361
136
ShintaiDK,

Im making an honest conversation here. If you dont like this thread be my guest and skip it, but plz refrain from posting like you did above.
 

AtenRa

Lifer
Feb 2, 2009
14,003
3,361
136
That still requires a new mask and a new layout (you HAVE to do these. You would have no choice here. With a single uniform design Intel simply bins their chips and fuses what doesn't pass) and a new platform (due to chipset compatibility and maybe pin/die size issues) and by 80-90% of users you mean 80-90% of desktop enthusiasts only.

We read you loud and clear, man. I don't think that it's us who don't understand the issues here.

Yes they would need a new mask and new layout but they could price the 6-core higher than the quad core + GPU. For example they could have a $300 and $400 6-core CPUs when now they only have up to 300 and then we go up to $500-599.
As you have said, they make more money form the low end higher volume chips but they could easily produce that 6-core at 22nm and be very profitable. And at the same time keep us happier with faster CPUs at lower prices.

80-90% of the $200-300 market users that buy Core i5 3570K and above.
 

pelov

Diamond Member
Dec 6, 2011
3,510
6
0
80-90% of the $200-300 market users that buy Core i5 3570K and above.

If they're not OEMs, sure. But how many people build their own rigs compared to OEM sales?

A new layout at 22nm costs like 10million $$$ and that's without calculating the work required to implement a new die layout and cache structure. Then there's the fact that you'd have to dedicate the hardware for that mask as well. BTW, Intel operates on a single uniform structure as far as fab goes. The advances and progress they make on a single fab gets shared between all fabs so how would that change things?

You're literally vouching for Intel to produce a new mask and die layout for a single CPU. Do you know how crazy that sounds? Do you actually think that would pay itself off? How many do you plan on buying? thousands?
 

ShintaiDK

Lifer
Apr 22, 2012
20,378
145
106
There is already a hexcore at 594$. Its called i7 3930K. Its even unlocked and got 12MB cache and 40 PCIe lanes instead of 16. Not to mention quadchannel.
 

AtenRa

Lifer
Feb 2, 2009
14,003
3,361
136
IB only got 2 masks, 2 dies. The difference between GT1 and GT2 is simply disabled parts. Delid a GT1 and GT2 part and you see the die is the exact same. Same applies for SB. There are no 3MB cache parts for example. They are all 4MB with 1MB disabled. Same as the i5 vs the i7 got 2MB disabled.

Intel only uses 5 masks total in the entire lineup.

1 Dualcore, 1 Quadcore for Mobile/Desktop.
1 Quadcore, 1 Octocore, 1 Decacore for Workstation/Server.


http://www.anandtech.com/show/4083

Intel Sandy Bridge 4C 32nm 4 995M 216mm2
Intel Sandy Bridge 2C (GT1) 32nm 2 504M 131mm2
Intel Sandy Bridge 2C (GT2) 32nm 2 624M 149mm2
 

Vesku

Diamond Member
Aug 25, 2005
3,743
28
86
IMO, Intel should just have some single socket IB 6 core Xeons that are either unlocked or have extended cpu bin options. Then they wouldn't have a need for the "-E" line. However, imo, the reason we don't see that is because it would undermine the higher $$$ Xeons.
 

AtenRa

Lifer
Feb 2, 2009
14,003
3,361
136
If they're not OEMs, sure. But how many people build their own rigs compared to OEM sales?

A new layout at 22nm costs like 10million $$$ and that's without calculating the work required to implement a new die layout and cache structure. Then there's the fact that you'd have to dedicate the hardware for that mask as well. BTW, Intel operates on a single uniform structure as far as fab goes. The advances and progress they make on a single fab gets shared between all fabs so how would that change things?

You're literally vouching for Intel to produce a new mask and die layout for a single CPU. Do you know how crazy that sounds? Do you actually think that would pay itself off? How many do you plan on buying? thousands?

Im saying they would not produce the die with the iGPU and instead start the mask and layout for the 6-core die from the beginning. They already producing this die for a smaller volume than the rest of the dies.
 

ALIVE

Golden Member
May 21, 2012
1,960
0
0
I would vote for neither option, you need the third option - keep the current quad-core layout and get rid of the iGPU and associated production cost, lowering the retail price commensurately.

If my 3770k could have been $100 cheaper owing to the much reduced diesize and correspondingly elevated yields and chips/wafer then that would have been a win.
yeap there should have been a line with no igpu cpu
just for them being cheaper
and lots of them do not care abou igpu to start with
even the non enthusiast
the gamers would surely use a dedicate card
if you had a cheaper cpu +gpu it will offset the cost of a cpu+igpu
and it will perfom much better
taking acount that igpu needs faster ram to perfom that add to the cost
of the igpu solution
so in the end it is a marketing tool that sells but really for the time being can not deliver anything
rather an overpriced product with less perfomance :-(
 

pelov

Diamond Member
Dec 6, 2011
3,510
6
0
Im saying they would not produce the die with the iGPU and instead start the mask and layout for the 6-core die from the beginning. They already producing this die for a smaller volume than the rest of the dies.

You can't produce a new mask and consider it the same die for smaller volume. That doesn't make sense. If it's different then it's different.

You'd need an entirely new mask and layout for your chip, whether it's from "the beginning" or not (whatever that means) doesn't matter. They both have to be new. Then there's pin/socket/chipset compatibility. And all of this for a single chip...

Even what IDC mentioned wouldn't make sense because Intel would make less money, though I'm sure he realizes this. They're in it to make a profit and if that entails skipping on making a desktop oriented chip without an iGPU and using their OEM/laptop layout on for the desktop models then that's what they'll do because they save money this way. Not like they're losing out on CPU performance to AMD by keeping that iGPU anyway.

edit - not like it serves no purpose either. the iGPU when not in use acts like dark silicon and allows you to overclock that CPU even higher oddly enough, that GPU might help us more than hurt us with the heat issues on 22nm.
 
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AtenRa

Lifer
Feb 2, 2009
14,003
3,361
136
You can't produce a new mask and consider it the same die for smaller volume. That doesn't make sense. If it's different then it's different.

You'd need an entirely new mask and layout for your chip, whether it's from "the beginning" or not (whatever that means) doesn't matter. They both have to be new. Then there's pin/socket/chipset compatibility. And all of this for a single chip...

Even what IDC mentioned wouldn't make sense because Intel would make less money, though I'm sure he realizes this. They're in it to make a profit and if that entails skipping on making a desktop oriented chip without an iGPU and using their OEM/laptop layout on for the desktop models then that's what they'll do because they save money this way. Not like they're losing out on CPU performance to AMD by keeping that iGPU anyway.

They have created a new mask and layout for a far smaller volume CPU the Core i7 3820. What im saying is that they will not produce the mask and layout for the 4 + GT2 die and instead produce a mask and design the laout for the 6-core. I believe that they are selling far more Core i5 2500K and Core i7 socket 1155 than the Core i7 3820 socket 2011 and still they produced it. Not only the Core i7 3820 is a lower volume chip, it is bigger and they sell it for less than the Core i7 socket 1155.

So, i believe that they could easily produce that 6-core CPU for the 1155 socket and be very profitable. They could even price it above current Core i5 3570K ($250 etc) and Core i7 socket 1155 ($400+) and people would buy it because it would be a 6-core faster than quad core chip they have today
 

ShintaiDK

Lifer
Apr 22, 2012
20,378
145
106
They have created a new mask and layout for a far smaller volume CPU the Core i7 3820.

Try tell me what the average price on chips made on that mask is? Because the 3820 is actually one of the cheaper one of them.

And how many masks should Intel produce to satisfy you? How many different fab runs with different chips should they run?

How many of your theoretical hexcores do you think they would actually sell?

I am quite sure Intel is looking on their 3930K/3960X sales and basicly thinking: Good god we also make Xeons of these. Else we would have stopped it long time ago.
 
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