GTA V CPU benches - AMD gets hammered (again)

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BigDaveX

Senior member
Jun 12, 2014
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Problem with having weak cores, even if you have 8 of them is not all tasks can be split across multiple cores. So if you have a single thread being bottlenecked by a slow core, then all the other threads running on the other cores are just waiting for CPU to finish processing the main thread.

This is why the "just wait until games are optimized for AMD" theory that some people push around here since, well, seems like forever now, never has and never will come to fruition. More cores is great, but not at the expense of how powerful each core is.

Not to mention that the PS4 and Xbone actually only have six cores available for games, with the remaining ones being reserved for the OS. If enough games start making use of heavy multi-threading for FX (or more realistically, its eventual successor) to show any sort of advantage, Intel could likely just push hex-cores into the desktop i7 line, putting AMD back to square one.
 

ShintaiDK

Lifer
Apr 22, 2012
20,378
145
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Not to mention that the PS4 and Xbone actually only have six cores available for games, with the remaining ones being reserved for the OS. If enough games start making use of heavy multi-threading for FX (or more realistically, its eventual successor) to show any sort of advantage, Intel could likely just push hex-cores into the desktop i7 line, putting AMD back to square one.

Using more than 4 cores on the consoles have a huge penalty tho. Due to the extremely high latency between the 2 quadcore clusters (~190 cycles). So its very limited what the last 2 cores can be used for.

But the FX is as slow as ever. Consoles isnt saving them. Nor will consoles really change the landscape multithreading wise. Its only sloppy coding really that keeps the pure dualcores with low minimums in GTA V. Else it would be plenty.
 
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TheELF

Diamond Member
Dec 22, 2012
3,993
744
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why would it need to be to benefit from 15% more throughput?


I have nothing against cb,but in cb every core gets used 100% and you gain 15% ,games only use one core 100% so there is no way of a game having the same amount of gain.
I only said that you should test it and show how much difference it really makes.
wtf?
 

TheELF

Diamond Member
Dec 22, 2012
3,993
744
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Nor will consoles really change the landscape multithreading wise.

One can't complain, games with more than 30 threads have become very common.
i don't know if it's due to consoles or if it started earlier but it's commonplace and it's a good thing.

But yes I do agree about the sloppy programming, scaling is supposed to go both ways.
 

loccothan

Senior member
Mar 8, 2013
268
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loccothan.blogspot.com
No points, just Pure fun with All Games on Pure RED Hardware.

I don't like when somebody claims that one H/W is better that other...

No one is perfect, still we need Software to catch up the H/W capabilities ;-)

DX11 is a Fail IMO (look into AC: Unity & WD -> DX11_0 can't do, what they want)
Looking forward to Vulcan/Mantle and Win10 DX12
 
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Apr 15, 2015
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No points, just Pure fun with All Games on Pure RED Hardware.

I don't like when somebody claims that one H/W is better that other...

No one is perfect, still we need Software to catch up the H/W capabilities ;-)

DX11 is a Fail IMO (look into AC: Unity & WD -> DX11_0 can't do, what they want)
Looking forward to Vulcan/Mantle and Win10 DX12
It seems like a reoccurring theme that AMD FX continues to underperform. Ubisoft is fail not DX11.
 
Apr 15, 2015
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Dont need to reply him because he has post recently most senseless post.

I think he is in school or something.
Ah it's the same old rhetoric that's been said buy AMD FX appolgists since before the FX was released ... "Games will use more cores in the future" and "when the next gen consoles come out games will be optimized for 8 cores" and "It's not AMDs fault that games are not (optimized). Years later and AMD FX still has mediocre performance in highly optimized games like GTA V.
 
Apr 20, 2008
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Ah it's the same old rhetoric that's been said buy AMD FX appolgists since before the FX was released ... "Games will use more cores in the future" and "when the next gen consoles come out games will be optimized for 8 cores" and "It's not AMDs fault that games are not (optimized). Years later and AMD FX still has mediocre performance in highly optimized games like GTA V.


GTA 5 seems to use 4-5 threads effectively while maxed. 4 Intel cores are faster than 5 FX cores. But even here the difference isn't even that much.

Then you have games like NBA 2K15 (same publisher IIRC) that needs an i7 or 8 core FX to maintain 60fps on max settings. i5/i3/FX43XX stutters and pauses.

With the incoming DX12 API games will be further enhanced for many core processors.
 

TheELF

Diamond Member
Dec 22, 2012
3,993
744
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Then you have games like NBA 2K15 (same publisher IIRC) that needs an i7 or 8 core FX to maintain 60fps on max settings. i5/i3/FX43XX stutters and pauses.
There will always be badly written games,nba is one of them and so is watch dogs.
There will also always be badly written games that will only use one core,like thief xplane or starcraft

With the incoming DX12 API games will be further enhanced for many core processors.
Dx12 will be a low level api which means a smaller driver thread or even none at all,it will help dual cores so much it's not even funny.
Whatever % the driver thread is goes straight to the game threads.
Since in most cases on quads and up the driver thread runs on it's own core they will benefit much less.
 

Erenhardt

Diamond Member
Dec 1, 2012
3,251
105
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Do not forget GTA5 is ps3/360 game at its core. Its the same pig, bit with a lipstick on it. Quite effective one, I may add.

Thou, not really a princess
 

TheELF

Diamond Member
Dec 22, 2012
3,993
744
126
Do not forget GTA5 is ps3/360 game at its core. Its the same pig, bit with a lipstick on it. Quite effective one, I may add.

Thou, not really a princess

You dont know that,everybody is saying that but nobody knows this,except if Rock* did say so if someone has a link it would be awesome.
They took more than a year to rewrite it for the new consoles,it's very possible that they actually build it again from the ground up.
 

Erenhardt

Diamond Member
Dec 1, 2012
3,251
105
101
You dont know that,everybody is saying that but nobody knows this,except if Rock* did say so if someone has a link it would be awesome.
They took more than a year to rewrite it for the new consoles,it's very possible that they actually build it again from the ground up.

I don't have any proof that they didn't rewrite it from ground up, aswell as I don't have any proof that Hitler is not new UberMOD on Anandtech forums. But both of these don't make the opposite true.:awe:
 

TheELF

Diamond Member
Dec 22, 2012
3,993
744
126
Well,nobody can argue with that... kind of reasoning.
So we are just making stuff up and hold it as cannon until someone can disprove it.
 

Sweepr

Diamond Member
May 12, 2006
5,148
1,142
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Why no 1080p tests?





4.5GHz FX can't match 2.5GHz Haswell. I wish there was a performance per watt graph for this game.
 

AtenRa

Lifer
Feb 2, 2009
14,003
3,361
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http://www.techspot.com/review/991-gta-5-pc-benchmarks/page6.html

Unfortunately, AMD's processors had a fairly rough time in this title. The AMD FX-8370E delivered virtually the same miserable performance as the old Phenom II X6 1100T. This is a real shame as GTA V is one of the few games we have tested recently that does a good job utilizing more than four threads.
A 5 year old (2010) Phenom II X6 processor manages 56fps with current top of the line Titan X GPU, what a shame

Still, the higher-end FX models such as the FX-8350 and FX-9590 delivered reasonable performance despite being slower than the Core i3.
Unless my eyes are failing me, FX8350/9590 is higher than Core i3

 

Magic Carpet

Diamond Member
Oct 2, 2011
3,477
232
106
A 5 year old (2010) Phenom II X6 processor manages 56fps with current top of the line Titan X GPU, what a shame
And if you dedicate a couple of threads to video encoding with good enough priority and game at the same time, AMD chips will shine even more. I suspect, a Haswell i3 will get massacred by a five year old Thuban :awe:

>= 6T CPUs FTW.
 
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Sweepr

Diamond Member
May 12, 2006
5,148
1,142
131
Other tests (from different websites) were done with higher quality settings. Also they are hiding minimum FPS + running it at a high resolution. But even this awful test shows how FX's poor performance per core still hurts it at the latest games.
 
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