NVIDIA Pascal Thread

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Feb 19, 2009
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Yep, AMD could have "launched" last December as well. The market share will tell the true story of who has cards and who doesn't.

Really, a paper launch in Jan 2016 by AMD would be possible. Give Polaris to reviewers, a few cards to retailers and .... what? Nobody can buy it due to very low volume. It will only damage their current stuff which they still need to get rid of.

AMD has made their release public and well known, they have said June was the target.

NV knows that like we all do. Do they want for Polaris to wreck face even if they don't have volume on GP104? No, they have to paper-launch at similar time-frames.

Just like Fermi, when Evergreen was ahead, NV paper launched that thing out the door, tech deep dives many months in advance, a release with low volume later.

History repeats itself folks.

@tviceman If you think rumors and potential paper launches are prove, you are sorely mistaken and don't understand the concept of "proof". In fact, the only prove we have so far are all the clowns who said big Pascal GTX will arrive in April, then sometime in 2016.
 

tviceman

Diamond Member
Mar 25, 2008
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The more I think about it, the more I would be inclined to paper launch the desktop parts and get mobile out ASAP. Don't expect AMD to start a price war on mobile but they do have a much smaller chip (232 mm2 vs 300 mm2) and architecturally there isn't much difference between Polaris 10 and GP104. The top end clock speed advantage Pascal seems to have won't really be a factor in mobile.

GP106 is rumored to be right at 200mm2, which puts it in between Polaris 10 and 11, but closer to Polaris 10. Given the supposed die size of both GP104 and GP106, GP106 is probably around 60% the cores of GP104, but with a question mark on bus size (GK106 was 192-bit while GM206 was 128-bit).
 

3DVagabond

Lifer
Aug 10, 2009
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That really isn't paper launch though. The post specifically says:


In other words, they don't know if Nvidia is simply having a press event to let the tech review sites early access to the cards so they can start writing their articles to be available to post them on the date of the actual launch.

We see this kind of thing all the time on next generation items which have large changes over previous generations. A lot of the information is made available in bits and pieces before the product launch to let people have a chance to digest the implications of the new product and drum up early product demand. On complex items it can take days or weeks to go over all the new features and the benefits of those features. By getting some of that information out early, it gives the consumers and the reviews a chance to think about the ramifications and generate better questions and test conditions to see such benefits and drawbacks of the design decisions that were made for the product.


I mean, by your definition you are saying that no one can release any information about a product until the day the product is on the shelves, which goes against almost all marketing doctrine ever created. It would be like saying there is no need to advertise that a movie is coming out until the day the movie is in the theaters....

Maybe a "The way it's meant to be reviewed" conference?
 

antihelten

Golden Member
Feb 2, 2012
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That really isn't paper launch though. The post specifically says:


In other words, they don't know if Nvidia is simply having a press event to let the tech review sites early access to the cards so they can start writing their articles to be available to post them on the date of the actual launch.

I agree with you that it wouldn't be a paper launch if the whole event comes with an NDA (and note that wccftech doesn't actually know if this is the case), but if it doesn't then it most certainly is a paper launch.

Either way the wccftech article also states that we will see reviews around mid-may, which combined with a launch in mid June or later (as per the sweclockers article), would still constitute a paper launch, NDA or not.

I mean, by your definition you are saying that no one can release any information about a product until the day the product is on the shelves, which goes against almost all marketing doctrine ever created. It would be like saying there is no need to advertise that a movie is coming out until the day the movie is in the theaters....

No I'm not saying any such thing, and I have no idea where you got that idea from. I never said paper launches were a bad idea from a marketing standpoint, I'm simply saying that launching a product on paper (i.e. through a public event or press releases or press reviews), without also having the product available to buy, is by definition a paper launch.

I don't know where you got the idea that paper launches are somehow "against almost all marketing doctrine ever created", since that is absolutely false, in fact paper launches are very much a part of marketing doctrine for many product areas, due to the simple fact that they help the company acquire mind share amongst consumer and gaining mindshare is one of the key purposes of marketing.
 
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Osjur

Member
Sep 21, 2013
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Paper-launching seems very unprofessional. IIRC, Maxwell2 was announced somewhere in August 2014, and three weeks later the products were in store. En masse. I'm sure Nvidia can repeat this format with Pascal again.

So why people were talking about 7970 being a paper launch when it was announced on December 22, 2011 and it was in stores on January 9, 2012. That's three weeks.

And I don't know about the rest of the world but I got 2 of them at launch day.

Soo, maybe this what we call double standards :whiste:
 

antihelten

Golden Member
Feb 2, 2012
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So why people were talking about 7970 being a paper launch when it was announced on December 22, 2011 and it was in stores on January 9, 2012. That's three weeks.

And I don't know about the rest of the world but I got 2 of them at launch day.

Soo, maybe this what we call double standards :whiste:

To be fair Pinstripe is misremembering the launch of Maxwell 2 (i.e. GM204) quite significantly.

It wasn't announced in August, it was announced on September the 18th at the game24 event, and was available for purchase on the 19th.
 

Timmah!

Golden Member
Jul 24, 2010
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What do you think are the chances GP104 could actually have 3200 (50x64) shaders instead of rumored 2560 (40x64)? At least the rumored top SKU - 1080Ti?

I assume people think its 40, because its natural to cut 1/3 from that Tesla p100 diagram...but its only a diagram after all. And we had non-symmetrical diagrams/layouts to older GPUs before, like for example OG Titan:
 

Samwell

Senior member
May 10, 2015
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We know that the diesize should be around 300mm², no way you can fit 50 Clusters in there. 40 sounds the most logical and then 60 for GP102.
 

bradsh

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Jan 8, 2008
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GP106 is rumored to be right at 200mm2, which puts it in between Polaris 10 and 11, but closer to Polaris 10. Given the supposed die size of both GP104 and GP106, GP106 is probably around 60% the cores of GP104, but with a question mark on bus size (GK106 was 192-bit while GM206 was 128-bit).

You're forgetting Polaris is on 14nm and Pascal is 16nm
 

Timmah!

Golden Member
Jul 24, 2010
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We know that the diesize should be around 300mm², no way you can fit 50 Clusters in there. 40 sounds the most logical and then 60 for GP102.

I dont think we really "know" that, not to mention the GP104 cluster may not be the exactly the same as GP100 cluster. I mean, it can have the same 64 FP32 cores, but not those additional 32 FP64 units (but say only 8 instead per cluster)...that should save loads of die space, right?

Admittedly, what u say make sense (40 for 104, 60 for 102), but thats under assumption there actually is GP102 in the making. What if it is not and its just a rumor?
 

jpiniero

Lifer
Oct 1, 2010
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Been some time since i checked this thread,any good chance of a $200-$250 Pascal this year?

GP106 in general is a mystery at this point, but I think you can be assured there won't be any desktop parts any time soon. There's a rumor that nVidia might do a really cut down GP104 that has 970-like performance but it's for OEMs only.
 

antihelten

Golden Member
Feb 2, 2012
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What do you think are the chances GP104 could actually have 3200 (50x64) shaders instead of rumored 2560 (40x64)? At least the rumored top SKU - 1080Ti?

I assume people think its 40, because its natural to cut 1/3 from that Tesla p100 diagram...but its only a diagram after all. And we had non-symmetrical diagrams/layouts to older GPUs before, like for example OG Titan:

Not entirely impossible.

If we assume that a Pascal SM without the FP64 units is half the size of a Maxwell SM (since it only has 64 CUDA cores vs. 128 in Maxwell), then you would be able to fit in twice as many SMs per mm2 (which would of course result in the same number of CUDA cores).

So a 600mm2 Pascal GPU on 28nm would have 48 SMs (twice that of GM200 with 24). Make the transition to 16nm and you would roughly half the die size down to 300mm2, which is more or less what GP104 is rumored at. 48 Pascal SMs is equal to 3072 CUDA cores, not quite 3200, but close.

Using the same logic a 2560 CUDA core GP104 (40 SMs) would be about 250mm2, and a 3200 CUDA core GP104 would be about 313mm2. So it basically comes down to the eventual die size of GP104. Both 250mm2 and 313mm2 are within the realm of possibility imho.
 

skipsneeky2

Diamond Member
May 21, 2011
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GP106 in general is a mystery at this point, but I think you can be assured there won't be any desktop parts any time soon. There's a rumor that nVidia might do a really cut down GP104 that has 970-like performance but it's for OEMs only.

I guess a discounted 970 wouldn't be the worst purchase,290 cards will only get cheaper too.:thumbsup:
 

Qwertilot

Golden Member
Nov 28, 2013
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That's NV 'defense' if the GP106 stuff is slow - discounted 970/80's.

The chip itself can't be too late, with it (I think?) being in that automatic car thing that was shipping in Autumn or something.
 

jpiniero

Lifer
Oct 1, 2010
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The chip itself can't be too late, with it (I think?) being in that automatic car thing that was shipping in Autumn or something.

That's true, so the chip would have to be ready by then. I think the desktop versions are more like Q1 2017.
 

Timmah!

Golden Member
Jul 24, 2010
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Not entirely impossible.

If we assume that a Pascal SM without the FP64 units is half the size of a Maxwell SM (since it only has 64 CUDA cores vs. 128 in Maxwell), then you would be able to fit in twice as many SMs per mm2 (which would of course result in the same number of CUDA cores).

So a 600mm2 Pascal GPU on 28nm would have 48 SMs (twice that of GM200 with 24). Make the transition to 16nm and you would roughly half the die size down to 300mm2, which is more or less what GP104 is rumored at. 48 Pascal SMs is equal to 3072 CUDA cores, not quite 3200, but close.

Using the same logic a 2560 CUDA core GP104 (40 SMs) would be about 250mm2, and a 3200 CUDA core GP104 would be about 313mm2. So it basically comes down to the eventual die size of GP104. Both 250mm2 and 313mm2 are within the realm of possibility imho.

Well, i hope for a 3200 CC version then. It would suck to buy a card with lesser number of cores than 980Ti/Titan X, even if it was hypothetically / most likely somewhat faster due to higher clocks and IPC improvements. The fact its already most likely going to have less VRAM than TX is enough of a downer. I guess its unlikely we could see more than 8GB VRAM on any of the assumed 104 SKUs, right? As far as my needs are concerned 12/16GB GDDR5 > 8GB DDR5X.
 

swilli89

Golden Member
Mar 23, 2010
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Well, i hope for a 3200 CC version then. It would suck to buy a card with lesser number of cores than 980Ti/Titan X, even if it was hypothetically / most likely somewhat faster due to higher clocks and IPC improvements. The fact its already most likely going to have less VRAM than TX is enough of a downer. I guess its unlikely we could see more than 8GB VRAM on any of the assumed 104 SKUs, right? As far as my needs are concerned 12/16GB GDDR5 > 8GB DDR5X.

But that's exactly what happened with 780 Ti to 980 Ti. If these guys didn't even publish CU numbers we wouldn't even know the difference, so I think its pointless to care about that metric. I sort of understand the VRAM issue but again, if it performs due to better memory management, does it reall ymatter?
 

CakeMonster

Golden Member
Nov 22, 2012
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But that's exactly what happened with 780 Ti to 980 Ti. If these guys didn't even publish CU numbers we wouldn't even know the difference, so I think its pointless to care about that metric.

Well we're on a significantly smaller process, which is most definitely capable of a fitting a significantly higher number. So I would be skeptical of paying a high amount for something so 'lightweight' at this point.
 

Samwell

Senior member
May 10, 2015
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I dont think we really "know" that, not to mention the GP104 cluster may not be the exactly the same as GP100 cluster. I mean, it can have the same 64 FP32 cores, but not those additional 32 FP64 units (but say only 8 instead per cluster)...that should save loads of die space, right?

Admittedly, what u say make sense (40 for 104, 60 for 102), but thats under assumption there actually is GP102 in the making. What if it is not and its just a rumor?

Of course it will save space to cut the HPC features, but architecture tweaks like the better preemption cost you space, the new SM layout also will need more diesize, but should help per shader performance.. Transistor Density goes up 2x, but if this chip is really ~300 mm²(yes we don't know it, but it seems so after the leaked pic) then there is no way to get 3200 shader of GP100 has just so few

GP102 is in nvidias drivers, that's more credible than most of the rumors which are floating around. I'm more sceptical of this rumored GTX1080Ti and believe still in 2 GPUs at the moment, one of them with GDDR5X shipping in June, as Micron stated partners are shipping GDDR5X products in their Q2.
 
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Timmah!

Golden Member
Jul 24, 2010
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But that's exactly what happened with 780 Ti to 980 Ti. If these guys didn't even publish CU numbers we wouldn't even know the difference, so I think its pointless to care about that metric. I sort of understand the VRAM issue but again, if it performs due to better memory management, does it reall ymatter?

I personally need max capacity of VRAM for my GPGPU purposes. Its not only about bandwith or speed of the RAM for me, thus better memory management does not really help my case. Therefore say 12GB GDDR5 with 384bit bus is better for me than 8GB GDDR5X with 256 bit bus, even though their bandwith is pretty much the same?

Of course it will save space to cut the HPC features, but architecture tweaks like the better preemption cost you space, the new SM layout also will need more diesize, but should help per shader performance.. Transistor Density goes up 2x, but if this chip is really ~300 mm²(yes we don't know it, but it seems so after the leaked pic) then there is no way to get 3200 shader of GP100 has just so few

GP102 is in nvidias drivers, that's more credible than most of the rumors which are floating around. I'm more sceptical of this rumored GTX1080Ti and believe still in 2 GPUs at the moment, one of them with GDDR5X shipping in June, as Micron stated partners are shipping GDDR5X products in their Q2.

Regarding GP102, i know it was in the drivers, so its more than just a rumor. But i recall reading somewhere this is not the first time such thing happened and there was no 102 chip in the end...so it could very well happen again there wont be any GP102. Alternatively it could be just GTX version of GP100 without FP64 stuff planned for 2017. In which case will we be stuck with a newish GPU most likely slightly above 980Ti in performance for at least half year or possibly even more?
From what i could remember, in recent history, everytime Nvidia launched the no "Ti" GPU in that 500-550 price-range, they accompanied it with another higher performing product, be it 690 quickly following 680 or OG Titan alongside 780. Therefore i am sort of willing to believe this 1080Ti rumor, perhaps that will be line-up strictly for this year, while next year we will see a "1100" series build around GP102/G100.
 
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