Richland & Kabini rumours

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Ajay

Lifer
Jan 8, 2001
16,094
8,106
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CUDA is completely out of the question for console games as AMD is the GPU provider for all "next-gen consoles" and CUDA is NVIDIA only.

I personally hope they use the compute capabilities more, I want better physics, destructable enviroments and such!

Yeah, funny - I was just scrolling down the page an had a forehead slap moment
 

dbcoopernz

Member
Aug 10, 2012
68
4
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Tech Power Up is reporting the following lineup for Desktop Richland:

http://www.techpowerup.com/179248/AMD-quot-Richland-quot-Desktop-APU-Lineup-Detailed.html

AMD's A-series "Trinity" line of APUs may have helped make the APU outsell CPUs in 2013, but it won't be long before they're replaced by the new "Richland" A-series APUs for desktops and mainstream notebooks. "Richland" is a tweaked version of "Trinity" which sees AMD stick to the 32 nm process, and retain the "Piledriver" CPU micro-architecture, but increase CPU clock speeds, add a faster DDR3-2133 MHz dual-channel IMC, and integrate a Radeon HD 8000 series Graphics CoreNext iGPU into the silicon. Desktop APU models will take up with A##-6000 series numbering scheme.

The series will be led by AMD A10-6800K, which features every component on the "Richland" silicon unlocked, which includes two "Piledriver" CPU modules amounting to four x86-64 cores, and all stream processors on the iGPU unlocked, with the highest CPU and iGPU clock speeds enabled in the lineup. The iGPU model for this chip is Radeon HD 8670D. The A10-6800K features unlocked multipliers, making overclocking a breeze. Trailing it is the A10-6700, which features all physical components unlocked, but with slightly lower clock speeds, and locked BClk multipler. It features the same iGPU as its bigger sibling, the HD 8670D.
The AMD A8-6000 series consists of the A8-6600K and A8-6500, both of which feature four CPU cores, but slightly toned down iGPU cores, labeled Radeon HD 8570D. The A8-6600K features unlocked BClk multiplier. The next APU in the lineup is the A6-6400K, which is dual-core, features a further scaled down iGPU, bearing the model number Radeon HD 8470D, and unlocked BClk multiplier. Lastly, there's the A4-6300, an entry-level dual-core APU with Radeon HD 8370D graphics. All models with -K extension feature rated TDP of 100W, others 65W.

Moving on to the platform itself, it's known that "Richland" APUs will be built in the same packages as "Trinity," and as such existing A55, A75, and A85X chipset-based motherboards should be able to run them with BIOS updates, yet AMD plans to launch a trio of new FCH chipsets. Leading the pack is the A88X (eight SATA 6 Gb/s ports), followed by A78 (six SATA 6 Gb/s ports), and A68 (probably four SATA 6 Gb/s ports, entry-level).

I didn't think the GPUs were GCN?
 

NTMBK

Lifer
Nov 14, 2011
10,269
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Interesting- I'll give recompiling this a try on my local machine back home.

However, the recompile with SSE instructions is not the only gain- the main gain would be from actually vectorizing for SSE, either by hand optimizing the code or using a compiler with a good autovectorization. VS2008 does not autovectorize, but VS2012 does, so I will try building with that. (Given that the code will be vectorized for the vector units on CUDA cards, it should be amenable to it.)
 

podspi

Golden Member
Jan 11, 2011
1,982
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If that table is legit, you have to wonder how much headroom that A10-6800K has.
 

AtenRa

Lifer
Feb 2, 2009
14,003
3,361
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A10-6800K may be the first APU that will be 1080p recommended, if we count that 20-40% higher performance in graphics. Intel is in big trouble in respect to graphics performance, just imagine if AMD was at 22nm today.
 

Abwx

Lifer
Apr 2, 2011
11,172
3,868
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A french site whose guy talked with an AMD engineer said that in principle
it is not GCN based , wich would point to 20% higher GPU frequency but
along with the CPU increased frequency as well this seems dubious
considering the TDP does not increase at all.
 

Gideon

Golden Member
Nov 27, 2007
1,714
3,938
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Well, even if its not GCN, the performance comes from the better iGPU and not from increased frequency.

I'm more inclined to believe it has to do with higher clocks. Why ? After the blog post:
http://www.amd.com/us/press-releases/Pages/amd_unveils_new_apus.aspx

I asked AMD directly about the CPU improvements:

Me said:
... I'm a bit surprised by the percieved CPU performance uptick from "Trinity" to "Richland" especially as nothing major seems to have been changed in the architecture. ...
This is what I got in reply:
Nice AMD PR Guy said:
... I understand the concern; we didn't move to 28nm and the architecture didn't change, so where is the uptick coming from? Performance gains have been achieved through a combination of increased frequency, improvements in the bi-directional power management between the CPU and GPU, as well as more precise thermal management that allows for running at higher boost speeds more often. ...
 

NTMBK

Lifer
Nov 14, 2011
10,269
5,134
136
Marginally higher clocks from process improvements/binning, better Turbo implementation so the GPU can turbo for longer, and higher memory bandwidth support.
 

inf64

Diamond Member
Mar 11, 2011
3,765
4,223
136
Didnt those 20% come from comparing mobile chips?
20% GPU performance improvement is a combination of ~5% higher GPU clock and ~15% more memory bandwidth. We know GPU in trinity scales extremely well with DDR3 clock increase as it's pretty much memory BW bound. Now whether they can really reach 20% over 5800K consistently and in every game title is very much doubtful.

BTW I doubt GPU in Richland is GCN based. I think it's just the same basic die as Trinity but with power management improvements.
 
Aug 11, 2008
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A10-6800K may be the first APU that will be 1080p recommended, if we count that 20-40% higher performance in graphics. Intel is in big trouble in respect to graphics performance, just imagine if AMD was at 22nm today.

Considering that trinity won't even run some current games such as metro 2033 and witcher 2 at 1080p,
I expect it will still be a very limited solution at 1080. And the 20 to 40 percent improvement is just conjecture until we see full tests over a wide variety of games. I seem to recall some were predicting much more improvement in trinity than was actually realized.
 

happysmiles

Senior member
May 1, 2012
344
0
0
Considering that trinity won't even run some current games such as metro 2033 and witcher 2 at 1080p,
I expect it will still be a very limited solution at 1080. And the 20 to 40 percent improvement is just conjecture until we see full tests over a wide variety of games. I seem to recall some were predicting much more improvement in trinity than was actually realized.

ofc people are going to hope for the best

I'd be happy to play at 1366x768 on max detail at a constant 40fps
 

Idontcare

Elite Member
Oct 10, 1999
21,118
59
91
I'm more inclined to believe it has to do with higher clocks. Why ? After the blog post:
http://www.amd.com/us/press-releases/Pages/amd_unveils_new_apus.aspx

I asked AMD directly about the CPU improvements:


This is what I got in reply:
Just wanted to say kudos to you! I'm always impressed by people who take the time to cut through the bull and go straight to the source when possible. I'm doubly impressed when they take the time to share their findings with the rest of us ignoramuses :thumbsup:
 
Aug 11, 2008
10,451
642
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ofc people are going to hope for the best

I'd be happy to play at 1366x768 on max detail at a constant 40fps

Each to his own, it is up to you what your demands are for a game.


I was replying specifically to the poster who said Richland might be the recommended choice for 1080p. Personally, I am running a HD7770 at 1080p, and that is barely adequate in some current demanding games. I seriously doubt any igp in the next couple of years is going to match that.
 
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