NVIDIA Pascal Thread

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Dufus

Senior member
Sep 20, 2010
675
119
101
Anybody know when firmware editing tools are going to be released? There seems to be a big wall at around 2.1GHz. I think if we could give these GPUs more voltage we would be able to get past 2.1Ghz easy with these custom AIB cards.
Not so much the editing but perhaps the signing.

Yes, some increase in voltage can give a little increase in clocks but not sure the extra voltage will be worth it unless chasing records. For my FE 1.2V for 2.2GHz while only ~1V for 2GHz.
 

Ajay

Lifer
Jan 8, 2001
16,094
8,106
136
Not so much the editing but perhaps the signing.

Yes, some increase in voltage can give a little increase in clocks but not sure the extra voltage will be worth it unless chasing records. For my FE 1.2V for 2.2GHz while only ~1V for 2GHz.

My understanding is that the voltage is locked via electronic limits in the VRMs, not the BIOS :\ Based on your experience - a 20% increase in voltage for a 10% increase in clocks seems to indicate that the GPU is operating near the top of it's power curve anyway.
 

Dufus

Senior member
Sep 20, 2010
675
119
101
It possibly is locked however my FE limit was 1.093V with 100% extra voltage, 1.0625V without. Cross flashing gives me a 1.2V limit and VOp in GPUz. It was bandied around that the limit for these cards was 1.25V in the early days.

Maybe others will get better results but that's what I got out of it.
 

Deders

Platinum Member
Oct 14, 2012
2,401
1
91
A normal 1070 delivers close to 980TI performance. How does a card with half the power get close?
 

mrkip23

Member
Jul 5, 2016
45
0
6
Hello.



At some point after having my system powered on, while the system was 4 days on idle, my GTX 1080 becomes permanently throttled in 3d. The graphics clock was halved from a maximum of 1950-1960mhz (factory OC) to 1285mhz . When this occurs, it doesn't matter how much I load my card, be it games or other demanding applications, it does not ever go past the above caps. The only solution I have had up until now was to reboot the system .GPU-Z reports the "perfcap" reason as PWR
And it happened just once.
I have 0 driver crashes. And normally the event log will show the drive crash report which in my case it doesn't show. So its not related to driver crash.


I have SLEEP and HIBERNATE setting TURN OFF to NEVER. Turn off Monitor have after 15 minutes.


Here is a picture:





Is my hardware GPU failing?
But maybe some kind of unstable factory oc by my card? Mini crash?






Please answer me guys. I am really worried about card and maybe rma this thing.

Also there are many reports by users in geforce forum about similiar issues. THANK YOU
! !
 

Headfoot

Diamond Member
Feb 28, 2008
4,444
641
126
Could be related to power delivery from the power supply, could be a driver issue. Hard to say
 

Sweepr

Diamond Member
May 12, 2006
5,148
1,142
131
TechPowerUp's Titan X (Pascal) Review











31.5% faster than Geforce GTX 1080 at 4K
19.3% gain from overclocking with power limit and temperature maxed
Power consumption below GTX 980 Ti / Titan X (Maxwell) levels
Best performance per watt out of all Pascal cards so far (with 12GB GDDR5X)

www.techpowerup.com/reviews/NVIDIA/Titan_X_Pascal/
 

Sweepr

Diamond Member
May 12, 2006
5,148
1,142
131
Well, then start believing, Pascal scales very well at lower power levels. Desktop model retains 75% performance at 70W(!) according to Tom's Hardware.



85W (cherry picked) mobile parts delivering 90% performance is totally possible.


Edit - Laptopmedia.com just tested mobile GTX 1070. Really close to the desktop model:

Gaming benchmarks of the mobile GeForce GTX 1070 give us hope for 4K gaming on laptops

Tomb Raider 1080p Max
GTX 1070 mobile: 129 FPS
GTX 1070 desktop: 136 FPS

Hitman 1080p Max
GTX 1070 mobile: 75 FPS
GTX 1070 desktop: 80 FPS

GTA V 1080p Max
GTX 1070 mobile: 48 FPS
GTX 1070 desktop: 52 FPS

http://laptopmedia.com/news/gaming-...gtx-1070-give-us-hope-of-4k-gaming-on-laptops
http://laptopmedia.com/review/palit...ew-gtx-1080s-smaller-and-yet-powerful-brother
 
Last edited:

xorbe

Senior member
Sep 7, 2011
368
0
76
At some point after having my system powered on, while the system was 4 days on idle, my GTX 1080 becomes permanently throttled in 3d. The graphics clock was halved from a maximum of 1950-1960mhz (factory OC) to 1285mhz . When this occurs, it doesn't matter how much I load my card, be it games or other demanding applications, it does not ever go past the above caps. The only solution I have had up until now was to reboot the system .GPU-Z reports the "perfcap" reason as PWR
And it happened just once.
I have 0 driver crashes. And normally the event log will show the drive crash report which in my case it doesn't show. So its not related to driver crash.

Hi, Litwicki.
 

yh125d

Diamond Member
Dec 23, 2006
6,907
0
76
Well, then start believing, Pascal scales very well at lower power levels. Desktop model retains 75% performance at 70W(!) according to Tom's Hardware.



85W (cherry picked) mobile parts delivering 90% performance is totally possible.


Edit - Laptopmedia.com just tested mobile GTX 1070. Really close to the desktop model:

Gaming benchmarks of the mobile GeForce GTX 1070 give us hope for 4K gaming on laptops

Tomb Raider 1080p Max
GTX 1070 mobile: 129 FPS
GTX 1070 desktop: 136 FPS

Hitman 1080p Max
GTX 1070 mobile: 75 FPS
GTX 1070 desktop: 80 FPS

GTA V 1080p Max
GTX 1070 mobile: 48 FPS
GTX 1070 desktop: 52 FPS

http://laptopmedia.com/news/gaming-...gtx-1070-give-us-hope-of-4k-gaming-on-laptops
http://laptopmedia.com/review/palit...ew-gtx-1080s-smaller-and-yet-powerful-brother

If all this is as seems, performance scaling when clamping down power may well be the best thing about pascal. That will be great for design wins in ultrabook/tablet/2n1 form factors
 

Sweepr

Diamond Member
May 12, 2006
5,148
1,142
131
Some updates on mainstream and mobile Pascal:

Geforce GTX 1060 3GB Specs





Launch in early September.

Some Geforce GTX 1050 bits/rumors:

- Arrives in October
- 128-bit (4GB?)
- About half the price of GTX 1060 6GB
- Similar performance to GTX 960

New Geforce GTX 1080 Mobile Specs, according to PurePC
Core clock: 1405 MHz base? / ~1600 MHz boost
Same 2560 SPs / 180 TMUs / 64 ROPs as the desktop version
GDDR5X at 10 Gbps
125W TDP

www.purepc.pl/notebooki/nieoficjalna_specyfikacja_karty_nvidia_geforce_gtx_1080_mobile

It's been rumored that this card would use regular GDDR5 instead, but looks like NVIDIA chose the more power efficient GDDR5X in the end.
If these are the actual specs, we are looking at >90% desktop GTX 1080 performance at 125W TDP.
 

sxr7171

Diamond Member
Jun 21, 2002
5,079
40
91
Some updates on mainstream and mobile Pascal:

Geforce GTX 1060 3GB Specs





Launch in early September.

Some Geforce GTX 1050 bits/rumors:

- Arrives in October
- 128-bit (4GB?)
- About half the price of GTX 1060 6GB
- Similar performance to GTX 960

New Geforce GTX 1080 Mobile Specs, according to PurePC
Core clock: 1405 MHz base? / ~1600 MHz boost
Same 2560 SPs / 180 TMUs / 64 ROPs as the desktop version
GDDR5X at 10 Gbps
125W TDP

www.purepc.pl/notebooki/nieoficjalna_specyfikacja_karty_nvidia_geforce_gtx_1080_mobile

It's been rumored that this card would use regular GDDR5 instead, but looks like NVIDIA chose the more power efficient GDDR5X in the end.
If these are the actual specs, we are looking at >90% desktop GTX 1080 performance at 125W TDP.


This is going to make VR mobile backpack type PCs possible.
 
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alcoholbob

Diamond Member
May 24, 2005
6,271
323
126
A normal 1070 delivers close to 980TI performance. How does a card with half the power get close?

More cores, lower clocks, and increasing perf/watt as you run your clocks lower, plus higher quality ASICs. It's essentially what AMD did with the Nano.
 

njdevilsfan87

Platinum Member
Apr 19, 2007
2,331
251
126
It's amazing how powerful you can spec a laptop to be today... 512GB SSD, 1TB Storage, 6820HK, 64GB RAM, GTX 1070/1080.
 

Dufus

Senior member
Sep 20, 2010
675
119
101
MSI notebook VBIOS show power limits for mobile 1060 and 1070 (GP106 / GP104) as 78W and 115W.
 

Sweepr

Diamond Member
May 12, 2006
5,148
1,142
131
First reviews of $199 GTX 1060 3GB out (Inno3D model)! Overall close to the 6GB model, and faster than RX 470 (they didn't include RX 480).



http://www.expreview.com/48945-all.html

Another chinese review:

http://diy.pconline.com.cn/827/8271241_all.html

Took a hit in Crysis 3 and AotS next to the 6GB model, but let's not forget it has less CUDA cores as well - very close in other titles. Overall ahead of RX 480 in the games they tested:




NVIDIA's GeForce GTX 10-Series (Mobile Pascal) Tested



NotebookCheck: Nvidia Pascal for Notebooks - In-depth Benchmarks for the Geforce GTX 1080 (SLI), GTX 1070, and GTX 1060







www.notebookcheck.net/Nvidia-Pascal-for-Notebooks-In-depth-Benchmarks-for-the-Geforce-GTX-1080-SLI-GTX-1070-and-GTX-1060.171566.0.html


- Idle (system power)



- Load @ The Witcher 3 (system power)

 
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