Wednesday, February 17th 2016

NVIDIA GP100 Silicon to Feature 4 TFLOPs DPFP Performance

NVIDIA's upcoming flagship GPU based on its next-generation "Pascal" architecture, codenamed GP100, is shaping up to be a number-crunching monster. According to a leaked slide by an NVIDIA research fellow, the company is designing the chip to serve up double-precision floating-point (DPFP) performance as high as 4 TFLOP/s, a 3-fold increase from the 1.31 TFLOP/s offered by the Tesla K20, based on the "Kepler" GK110 silicon.

The same slide also reveals single-precision floating-point (SPFP) performance to be as high as 12 TFLOP/s, four times that of the GK110, and nearly double that of the GM200. The slide also appears to settle the speculation on whether GP100 will use stacked HBM2 memory, or GDDR5X. Given the 1 TB/s memory bandwidth mentioned on the slide, we're inclined to hand it to stacked HBM2.
Source: 3DCenter.org
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32 Comments on NVIDIA GP100 Silicon to Feature 4 TFLOPs DPFP Performance

#26
HumanSmoke
Legacy-ZAIf they are, they can keep it. HBM2 has better power efficiency, performance as well as making the PCB smaller.
HBM implementation also costs a lot more thanks to the assembly (micro-bumping) and the more involved X-ray metrology used to verify the package. Manufacturing cost assumes greater importance when you can't load it on to the retail price. There is a reason why interposer packages are referred to as stack and pray.
Legacy-ZAIt would be a big mistake if they decide to go with GDDR5X, even for the lower tiered cards; just think Media PC's etc.
That doesn't seem to make a lot of sense TBH. A 128-bit bus width GDDR5X card (using 70% of a conventional GDDR5 power envelope) running at 13000Gbps (the transfer rate currently being achieved) gives 208 GB/sec of bandwidth - that exceeds the 256-bit R9 380X and almost approaches the GTX 980. More than enough bandwidth for a 128-bit card. Double the bus width to 256, and the bandwidth jumps to 416GB/sec - comfortably higher than any current Nvidia card and every AMD card except the Fiji cards. Hardly a crisis situation.
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#27
RejZoR
Legacy-ZAIf they are, they can keep it. HBM2 has better power efficiency, performance as well as making the PCB smaller. It would be a big mistake if they decide to go with GDDR5X, even for the lower tiered cards; just think Media PC's etc.
It won't work. Just look at R9 Nano. Sure it's tiny, but it still costs even more than the flagship. It's not exactly common to see top of the line spec cards in media PC's. Regardless of size. NVIDIA had tiny GTX 970 cards (that tiny ASUS one) and they weren't common in media PC's at all. And they are about the size of R9 Nano.
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#28
Parn
If NV is planning to go HBM with pascal yet GP100 flagship doesn't get it, then which one will??

Waiting for GP104 variant to come out as that's what I'll be getting.
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#29
rtwjunkie
PC Gaming Enthusiast
Legacy-ZAIf they are, they can keep it. HBM2 has better power efficiency, performance as well as making the PCB smaller. It would be a big mistake if they decide to go with GDDR5X, even for the lower tiered cards; just think Media PC's etc.
None of this is rational. HBM2 is expensive, and will only go in the top one or two cards. I don't know why you'd be upset with GDDR5X on the rest of the models. You're still getting more performance than GDDR5 and better power efficiency as well.
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#30
64K
Prima.VeraGuys, you are keep saying that the new ones will be better suited for 4K gaming. LOL. If you think that 0.07% of the users that are gaming in 4K are going to make nVidia/AMD ritch by buyng new cards, then we are all living an a dream world :))))
Common, lets be real for once.
I'm gaming with full details ALL existing games on 1080p with my (now) crappy 780 Ti card and so far there is zero reason to upgrade. If the rummors are true, then those new cards will be at least 700$ or more in East Asia/Europe...
Good luck with that.
This thread is about the Flagship Pascal. That's why 4K is being discussed here. 4K owners would benefit from this GPU for people that only want to run a single GPU. Of course it's not going to make Nvidia rich from 4K gamers or people running multiple monitors or 120Hz or 144Hz monitors. There are few customers in this category right now. Nvidia's bread and butter with gamers will be with entry level and midrange Pascals which I expect will be impressive compared to Maxwell and Kepler in those categories.
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#31
PP Mguire
64KThis thread is about the Flagship Pascal. That's why 4K is being discussed here. 4K owners would benefit from this GPU for people that only want to run a single GPU. Of course it's not going to make Nvidia rich from 4K gamers or people running multiple monitors or 120Hz or 144Hz monitors. There are few customers in this category right now. Nvidia's bread and butter with gamers will be with entry level and midrange Pascals which I expect will be impressive compared to Maxwell and Kepler in those categories.
Single? Try double.
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