First complete review of Haswell i7-4770K

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SiliconWars

Platinum Member
Dec 29, 2012
2,346
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No? When the former marketing team touted Bulldozer as *THE* chip for the server market, and three years ago the new marketing team comes in front of an investor audience and tells world + dog that ARM is better than x86 for servers, how do you interpret that? That Bulldozer was a huge success?

Nobody says Bulldozer was a "huge success".

8150 vs 1100T BE - http://www.anandtech.com/bench/Product/434?vs=203

When talking about advancements, Bulldozer was an advance on AMD's flagship at the time not a step backwards.

In the interests of fairness I'll be the first to admit that it wasn't much of an advance! It still was not a step backwards.
 
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Aug 11, 2008
10,451
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Nobody says Bulldozer was a "huge success".

8150 vs 1100T BE - http://www.anandtech.com/bench/Product/434?vs=203

When talking about advancements, Bulldozer was an advance on AMD's flagship at the time not a step backwards.

In the interests of fairness I'll be the first to admit that it wasn't much of an advance! It still was not a step backwards.

I am disappointed in the lack of performance of the last 2 intel generations, but at least they are not slower in close to half the benchmarks (no, I did not count them up, just a rough estimate) like in the comparison you showed.
 

Enigmoid

Platinum Member
Sep 27, 2012
2,907
31
91
Nobody says Bulldozer was a "huge success".

8150 vs 1100T BE - http://www.anandtech.com/bench/Product/434?vs=203

When talking about advancements, Bulldozer was an advance on AMD's flagship at the time not a step backwards.

In the interests of fairness I'll be the first to admit that it wasn't much of an advance! It still was not a step backwards.



Step backwards in terms of architecture performance. Slightly faster than the phenom 2 x6 but uses more power despite the phenom being 45 nm vs 32 nm. If bulldozer was on 45 nm how would it have performed?

Die shrinked phenom x6 would probably have given better perf/watt (which really is the most important characteristic for servers).
 

SiliconWars

Platinum Member
Dec 29, 2012
2,346
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I am disappointed in the lack of performance of the last 2 intel generations, but at least they are not slower in close to half the benchmarks (no, I did not count them up, just a rough estimate) like in the comparison you showed.

While I agree with that, when you compare Thuban to Piledriver then compare Sandy to Haswell, I wouldn't be surprised to see that Piledriver could be slightly more of an increase.

8350 vs 1100T - http://www.anandtech.com/bench/Product/697?vs=203

That's all I meant - both Haswell and Piledriver are what Ivy and Bulldozer should have been a year ago.
 

mikk

Diamond Member
May 15, 2012
4,175
2,211
136
And Haswell isn't near the increase Piledriver was. It's all shaken out to be quite similar in the end.


It is certainly easier to improve from zero like Piledriver did. Bulldozer v1 had such a weak IPC due to a broken or not properly working design that improvements are nothing to be proud of.
 

A5

Diamond Member
Jun 9, 2000
4,902
5
81
Intel probably needs a completely new architecture to keep its CPUs IPC improving.

I don't think a clean-sheet redo would look that different from what we have now given the priorities in the market (though I do think it would be fun to see what kind of clocks Netburst could hit on current processes...). If there were any blatantly obvious things to do differently that would give a major change in performance or power, they would work it in to one of these "tocks".

I personally am not aware of any proposed radical architectures that offer significant single-threaded IPC gains over the current stuff, beyond the approach Intel is taking of "make everything wider". That said, I'm a couple years behind on the academic research.

It's easy to say that Haswell is theoretically derived from the basic architecture of the P6 and Banias, but there's been so much iteration on that stuff that they are barely recognizable as the same thing.
 
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mrmt

Diamond Member
Aug 18, 2012
3,974
0
76
When talking about advancements, Bulldozer was an advance on AMD's flagship at the time not a step backwards.

It improved performance at the cost of a bigger die size *and* higher power consumption. That's not really an improvement, and more important, it wasn't an improvement in areas the market wanted. This is the reason of AMD being thrashed in the server market, and of bobcat becoming their main SKU.
 

Zucker2k

Golden Member
Feb 15, 2006
1,810
1,159
136
Step backwards in terms of architecture performance. Slightly faster than the phenom 2 x6 but uses more power despite the phenom being 45 nm vs 32 nm. If bulldozer was on 45 nm how would it have performed?

Die shrinked phenom x6 would probably have given better perf/watt (which really is the most important characteristic for servers).
This! 8 K10 cores on 32nm silicon destroys Bulldozer in every metric; in single thread, multi-thread, and power consumption; while incorporating the additional extensions introduced on Bulldozer.
 

Idontcare

Elite Member
Oct 10, 1999
21,118
59
91
Nobody says Bulldozer was a "huge success".

8150 vs 1100T BE - http://www.anandtech.com/bench/Product/434?vs=203

When talking about advancements, Bulldozer was an advance on AMD's flagship at the time not a step backwards.

In the interests of fairness I'll be the first to admit that it wasn't much of an advance! It still was not a step backwards.

Just going to point out the obvious that you aren't comparing bulldozer to thuban there.

Rather, you are comparing an 8-core 16MB cache processor running at 3.6GHz to a 6-core 8MB cache processor running at 3.3GHz...hardly apples-to-apples.

Here is a comparison that is a little more even-keeled, both are running 8MB cache and are running at nearly the same clockspeed (albeit the clockspeed is still tilted in favor of the bulldozer chip which has also turbo-core).
 

dastral

Member
May 22, 2012
67
0
0
This! 8 K10 cores on 32nm silicon destroys Bulldozer in every metric; in single thread, multi-thread, and power consumption; while incorporating the additional extensions introduced on Bulldozer.

They seriously messed up on the first try, but the 8350 is a good CPU.

But i mean... they had to have a reason to try and design a brand new core ?
I don't see why AMD could not improve K10 for "many cycles", i mean that's what Intel ended up doing with P3/Core2.

IDC : The Cinebech 1.02 vs 1.11 despite the Mhz difference is shocking to say the least.
 

Lepton87

Platinum Member
Jul 28, 2009
2,544
9
81
It's easy to say that Haswell is theoretically derived from the basic architecture of the P6 and Banias, but there's been so much iteration on that stuff that they are barely recognizable as the same thing.

That's true, if Intel could so successfully iterate on P6 I wonder why AMD couldn't do the same with K7. There are big similarities between Netburst and Bulldozer, both were completely new architectures and both failed. While Netburst had its moment as the fastest X86 chip with Northwood, Bulldozer is just a failure on all fronts.
 

SiliconWars

Platinum Member
Dec 29, 2012
2,346
0
0
You've seen 8 K10 cores on 32nm have you? If it was that simple then AMD would have shrunk K10 by now.

Piledriver is over 50% faster than K10 in certain MT loads. The die is smaller than Thuban and power consumption remained quite similar.

When Anand reviews the 4770K we can compare the 2700K to the 4770K and see which company has made the most performance gains.
 

beginner99

Diamond Member
Jun 2, 2009
5,223
1,598
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disappointing but not really unexpected. I mean as leader your usually better of to not led your competitor get a significant advantage in a certain area, like iGPU. if that takes of your busted. So as long as AMD CPUs suck intel can invest in a better iGPU.

Personally I would prefer a mainstream 6-core without igpu...with this I still have no incentive to upgrade my CPU at all. Display and dGPU will go first.
 

SiliconWars

Platinum Member
Dec 29, 2012
2,346
0
0
Just going to point out the obvious that you aren't comparing bulldozer to thuban there.

Rather, you are comparing an 8-core 16MB cache processor running at 3.6GHz to a 6-core 8MB cache processor running at 3.3GHz...hardly apples-to-apples.

Here is a comparison that is a little more even-keeled, both are running 8MB cache and are running at nearly the same clockspeed (albeit the clockspeed is still tilted in favor of the bulldozer chip which has also turbo-core).

You're comparing the top end Deneb with the bottom end salvage Piledriver? Really?
 

dastral

Member
May 22, 2012
67
0
0
Piledriver is over 50% faster than K10 in certain MT loads. The die is smaller than Thuban and power consumption remained quite similar

Well it does have "more threads" (or more specific ressources) and runs at higher speeds.
So being faster at certain MT loads is not very relevant, IPC is much lower (Cinebench).

My guess is they decided to get the same performance out of a 3+3 (FX6000s) than they had with a X6 but it didn't work out as intended on the first try.
So who was to blame ? the designers or GFO ? we'll never know....

The first "correction" is indeed a great step forward, 8150 vs 8350.
 

blackened23

Diamond Member
Jul 26, 2011
8,548
2
0
disappointing but not really unexpected. I mean as leader your usually better of to not led your competitor get a significant advantage in a certain area, like iGPU. if that takes of your busted. So as long as AMD CPUs suck intel can invest in a better iGPU.

Personally I would prefer a mainstream 6-core without igpu...with this I still have no incentive to upgrade my CPU at all. Display and dGPU will go first.

I feel like i've stated this a million times but AMD is not a motivator to intel whatsoever at this point, because desktop is becoming less relevant by the day. The real threat to intel is ultra portables and the mobile market, and that is the entire reason that intel has spent years trying to make their processors super efficient - intel will _not_ be relevant 10 years from now if they can't make waves in the ultra portable market (tablets, etc). That isn't to say that Haswell won't be used on the desktop / enterprise, but the uarch is designed from the ground up to be efficient. IPC matters much less these days because average consumers don't care, and enterprise cares more about efficiency than they ever have in the past. It is absolutely critical that intel improves efficiency as much as possible.

AMD has little bearing on intel's direction. Actually , scratch that. AMD has no bearing whatsoever on intel's current direction - the threat right now is ARM SOCs. On that note, Haswell is a very positive step in the right direction, as rumors are indicating 12 hours of battery life for their ULV parts. If that is true, intel will definitely create small waves this summer/fall in the mobile market, while next year should be a game changer. ULV Broadwell parts will be that much better than Haswell, and will have even better efficiency than ARM SOCs with significantly better performance.
 

Lepton87

Platinum Member
Jul 28, 2009
2,544
9
81
You've seen 8 K10 cores on 32nm have you? If it was that simple then AMD would have shrunk K10 by now.

Piledriver is over 50% faster than K10 in certain MT loads. The die is smaller than Thuban and power consumption remained quite similar.

When Anand reviews the 4770K we can compare the 2700K to the 4770K and see which company has made the most performance gains.

346mm2 Thuban vs 319mm2 for Vishera. Not that much smaller and we are talking about a whole node shrink. I'm pretty sure real world power consumption is up, FX8350 certainly eats more watts then 1100T. I'm not sure what comparing performance gains will be good for. It's like taking a beggar and giving him a job and seeing how much he managed to increase his net worth in 3 year's time compared to a millionaire. Percentage-wise it's going to be a huge number but because he started with nothing he will still have comparatively very little.
 

mikk

Diamond Member
May 15, 2012
4,175
2,211
136
Even with a conservative process scaling of 1,5 a Thuban shrink to 32nm would scale down to 230 mm². With a 1,75 scaling down to 200 mm².
 

A5

Diamond Member
Jun 9, 2000
4,902
5
81
I feel like i've stated this a million times but AMD is not a motivator to intel whatsoever at this point, because desktop is becoming less relevant by the day. The real threat to intel is ultra portables and the mobile market, and that is the entire reason that intel has spent years trying to make their processors super efficient - intel will _not_ be relevant 10 years from now if they can't make waves in the ultra portable market (tablets, etc). That isn't to say that Haswell won't be used on the desktop / enterprise, but the uarch is designed from the ground up to be efficient. IPC matters much less these days because average consumers don't care, and enterprise cares more about efficiency than they ever have in the past. It is absolutely critical that intel improves efficiency as much as possible.

AMD has little bearing on intel's direction. Actually , scratch that. AMD has no bearing whatsoever on intel's current direction - the threat right now is ARM SOCs. On that note, Haswell is a very positive step in the right direction, as rumors are indicating 12 hours of battery life for their ULV parts. If that is true, intel will definitely create small waves this summer/fall in the mobile market, while next year should be a game changer. ULV Broadwell parts will be that much better than Haswell, and will have even better efficiency than ARM SOCs with significantly better performance.

Yeah, pretty much. Intel has been driving for years to get mainline desktop performance into a mobile power envelope.

I think we'll see Broadwell ULV get into the same general envelope as the current Cortex-A15 designs, which is when things start getting really interesting. It will be fun to see how the performance compares with whatever ARM is planning for the Cortex-A57 parts.
 

NTMBK

Lifer
Nov 14, 2011
10,269
5,134
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Even with a conservative process scaling of 1,5 a Thuban shrink to 32nm would scale down to 230 mm². With a 1,75 scaling down to 200 mm².

If you want to see what K10 on 32nm looks like, take a look at Llano- and compare it to Trinity. Trinity only slightly increased the die size, but kept the same 100W TDP and significantly improved performance.

EDIT: For example:

 
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ShintaiDK

Lifer
Apr 22, 2012
20,378
145
106
If you want to see what K10 on 32nm looks like, take a look at Llano- and compare it to Trinity. Trinity only slightly increased the die size, but kept the same 100W TDP and significantly improved performance.

EDIT: For example:


Helped by Turbo.



And the 3850 wasnt the top bin like the 5800K. Nor did Llano get any process advantages to the node that had happend since then.
 
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mikk

Diamond Member
May 15, 2012
4,175
2,211
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If you want to see what K10 on 32nm looks like, take a look at Llano- and compare it to Trinity. Trinity only slightly increased the die size, but kept the same 100W TDP and significantly improved performance.


That is not a good comparison in our discussion. Llano was the first on 32nm while Piledriver the second gen on 32nm. Llano is an APU, 4-modul Piledriver is a CPU product only.
 
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