SLI GPUs "not even scratching the surface" of PS3

Wunderchu

Regular
Izzy said:
Sorry if posted - didn't see it on the front page.


Quote:
One of the next-generation Playstation project from the begining has been computing giant IBM. They helped co-design the system's integral Cell CPU with SCEI, but as PSM has learned from development sources, their involvment is extending way past the deal.

In fact the lastest version of the Playstation 3 development kit, as of this writing, is built around a custom Cell-based PC created by engineers at IBM. The system has a single Cell processor rather than multiple G5 chips some have specualated it would, and runs a custom Linux-based operating system designed by Sony Computer Entertainment and mention at last E3.

At present, the kit has two top-of-the-line NVIDIA graphics cards running in tandem (SLI) and even then, one source tells us it's "not even scratching the surface of what PS3 will be able to do visually.




Edit: Discuss.
[source: http://www.ga-forum.com/showthread.php?t=45557 ]
 
Re: SLI GPUs "not even scratching the surface" of

Wunderchu said:
Izzy said:
Sorry if posted - didn't see it on the front page.


Quote:
One of the next-generation Playstation project from the begining has been computing giant IBM. They helped co-design the system's integral Cell CPU with SCEI, but as PSM has learned from development sources, their involvment is extending way past the deal.

In fact the lastest version of the Playstation 3 development kit, as of this writing, is built around a custom Cell-based PC created by engineers at IBM. The system has a single Cell processor rather than multiple G5 chips some have specualated it would, and runs a custom Linux-based operating system designed by Sony Computer Entertainment and mention at last E3.

At present, the kit has two top-of-the-line NVIDIA graphics cards running in tandem (SLI) and even then, one source tells us it's "not even scratching the surface of what PS3 will be able to do visually.




Edit: Discuss.
[source: http://www.ga-forum.com/showthread.php?t=45557 ]


Who's the source?
If this is true, then i'm well impressed, but it sounds a bit too much to be honest. 2 6800U in SLI (current NV top of the line) are one hell of a team, and i'm not sure PS3 or any next gen console will have GPUs that are so much above that. More powerful, perhaps, but "not even scratching the surface" sounds a bit much.
 
Official Playstation Magazine

Nice piece of over bloated PR then. Still in the coming months I'm sure we are going to hear a lot more of this type of hype from all sides.
 
Hey, they have to contain the Xbox2 momentum afterall.

Not saying this is not real... Actually, yes i am... but that's not the point. ;)
 
Next-gen GPUs over 2x the power of their current gen predecessors? Colour me surprised! ;)

Seriously, though, "only scratching the surface" is probably BS, but I'd expect the next-gen nvidia part to be more powerful than 2 current cards in SLI.
 
Is not true that two GPU in SLI is equal to two times the power of a one GPU.

And theorically the power of the actual PC GPU is 60GFLOPS and the rumoured R500 of the X360 is 96GFLOPS.

Could be a GPU with 120GFLOPS of power bad in the end of 2005.

I don´t think.
 
Please, not the GFlop numbers game again :cry: I've heard XB360#s GPU will run 500+ GFlop. No figures are comparable, because no figures seem to use the same rating system.

2x performance will need 2x fillrate, polys, textures, etc, regardles how many GFlops it takes to achieve that.
 
Urian said:
Is not true that two GPU in SLI is equal to two times the power of a one GPU.

Well, with software coded specifically for two gpus in sli..? I'd say you might get close.

Anyway, I think the expectation of a 2x leap in performance, or more, after over 18 months isn't too much to expect based on previous graphics card cycles. Of course, a console gpu will be clocked lower than its PC counterparts, but still..I think 2 6800s in SLI isn't matching the performance the final GPU will offer. Again, though, "only scratching the surface" is a little hard to believe.

I'm more interested to here what, if any, features developers are being told to focus on and/or ignore ;)
 
Good point One this came from PSM mag which makes even more fanboyish as thats exactly what the mag is aimed at.
 
Dont forget when coding to the metall in closed enviroment i´m sure a 6600GT would kill a 6800U/X850 if it were in a consol today.
 
overclocked said:
Dont forget when coding to the metall in closed enviroment i´m sure a 6600GT would kill a 6800U/X850 if it were in a consol today.

Probably but that's not what the article is saying. ;)
 
Is this such a big deal if its true ? 2 6800ultras sounds powerfull but in the real world its performance is hardly steller . I have yet to see it do better than 1.3 x the performance of a signle 6800ultra .

So is it hard to expect on 90nm that they could add another 200mhz along with other core improvement to the new gpu ?
 
jvd said:
Is this such a big deal if its true ? 2 6800ultras sounds powerfull but in the real world its performance is hardly steller . I have yet to see it do better than 1.3 x the performance of a signle 6800ultra . ?

I agree with the general sentiment - it's not that surprising to think that a next-gen nvidia part coming ~20 months later will outperform a 6800 ultra SLI setup, or be over 2x 6800Ultra performance - but with regard to performance on current sli setups, in fairness, there are few "benchmarks" (games) that specifically take advantage of it. If a game was coded from scratch to take advantage of it, I'm sure you'd see bigger benefits.
 
jvd said:
So is it hard to expect on 90nm that they could add another 200mhz along with other core improvement to the new gpu ?

No, but saying that 2x6800u won't even scratch the surface is saying quite a lot. How much more powerful PS3 gpu should be so that sentence is justified, for example can x600 scratch the surface of x800xt? :).
 
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