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Number crunching :
GTX 6xx / 7xx series overview v1.01
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Sutaru Tsureku Send message Joined: 6 Apr 07 Posts: 7105 Credit: 147,663,825 RAC: 5 |
NVIDIA's list of CUDA-enabled products I would like to make an 'overview' for GTX 6xx / 7xx series graphic cards: Graphic card = Prize (US market) = Wattage = RAC (for the beginning maybe with/of SAH Enhanced Cr., we have experiences with them) GTX 650 384 CUDA Cores 1058 Base Clock (MHz) 5.0 Gbps Memory Clock 64 W Maximum Graphics Card Power GTX 650 Ti 768 CUDA Cores 928 Base Clock (MHz) 5.4 Gbps Memory Clock 110 W Maximum Graphics Card Power GTX 650 Ti BOOST 768 CUDA Cores 980 Base Clock (MHz) 1033 Boost Clock (MHz) 6.0 Gbps Memory Clock 134 W Maximum Graphics Card Power GTX 660 960 CUDA Cores 980 Base Clock (MHz) 1033 Boost Clock (MHz) 6.0 Gbps Memory Clock 140 W Maximum Graphics Card Power GTX 660 Ti 1344 CUDA Cores 915 Base Clock (MHz) 980 Boost Clock (MHz) 6.0 Gbps Memory Clock 150 W Maximum Graphics Card Power GTX 670 1344 CUDA Cores 915 Base Clock (MHz) 980 Boost Clock (MHz) 6.0 Gbps Memory Clock 170 W Maximum Graphics Card Power GTX 680 1536 CUDA Cores 1006 Base Clock (MHz) 1058 Boost Clock (MHz) 6.0 Gbps Memory Speed 195 W Maximum Graphics Card Power GTX 690 3072 CUDA Cores 915 Base Clock (MHz) 1019 Boost Clock (MHz) 6.0 Gbps Memory Speed 300 W Maximum Graphics Card Power GTX 770 1536 CUDA Cores 1046 Base Clock (MHz) 1085 Boost Clock (MHz) 7.0 Gbps Memory Speed 230 W Graphics Card Power GTX 780 2304 CUDA Cores 863 Base Clock (MHz) 900 Boost Clock (MHz) 6.0 Gbps Memory Speed 250 W Graphics Card Power GTX TITAN 2688 CUDA Cores 837 Base Clock (MHz) 876 Boost Clock (MHz) 6.0 Gbps Memory Clock 250 W Graphics Card Power From my experiences (GTX 2xx), if CUDA then not the whole graphic card is used, so the max power consumption won't used - ~ 3/4 instead. This is still true with the above graphic cards? Every help will be welcome and appreciated. Maybe this will help members to decide which graphic card they could buy, depend of prize, RAC, wattage (electricity bill ;-). Thanks. * Best regards! :-) * Philip J. Fry, team seti.international founder. * Optimize your PC for higher RAC. * SETI@home needs your help. * |
Wiggo Send message Joined: 24 Jan 00 Posts: 34744 Credit: 261,360,520 RAC: 489 |
According to GPU-z my GTX 660's running 3 concurrent workunits run at around an average of 80-85% TDP. Cheers. |
Grant (SSSF) Send message Joined: 19 Aug 99 Posts: 13727 Credit: 208,696,464 RAC: 304 |
According to GPU-z my GTX 660's running 3 concurrent workunits run at around an average of 80-85% TDP. Are they running at their base or boost frequency? Grant Darwin NT |
Wiggo Send message Joined: 24 Jan 00 Posts: 34744 Credit: 261,360,520 RAC: 489 |
According to GPU-z my GTX 660's running 3 concurrent workunits run at around an average of 80-85% TDP. Boost. BTW boost clock is 1100MHz on these Gainwards. Cheers. |
Claggy Send message Joined: 5 Jul 99 Posts: 4654 Credit: 47,537,079 RAC: 4 |
Are you running a Competion? If so what do we have to do to win the Prize? unless you ment Price? ;-) Claggy |
Grant (SSSF) Send message Joined: 19 Aug 99 Posts: 13727 Credit: 208,696,464 RAC: 304 |
According to GPU-z my GTX 660's running 3 concurrent workunits run at around an average of 80-85% TDP. More & more tempted to buy a couple. Shame i don't have the funds. :-/ Grant Darwin NT |
juan BFP Send message Joined: 16 Mar 07 Posts: 9786 Credit: 572,710,851 RAC: 3,799 |
Somthing that could add to the table is a SETI performance of each GPU, minutes/seconds to crunch a reference WU for example, similar like the Fred´s performance program makes with the number of WU but instead of number of WU test real crunch time (performance in SETI), that could be very usefull to guide those who want to buy a new one. |
Sutaru Tsureku Send message Joined: 6 Apr 07 Posts: 7105 Credit: 147,663,825 RAC: 5 |
I saw at some internet shops, the GTX680 and GTX770 for around the same price. Which would be the better choice (highest RAC and/or best RAC/wattage)? (BTW, the GTX7xx series will get a SAHv7 cuda55 app? ;-) GTX 680 1536 CUDA Cores 1006 Base Clock (MHz) 1058 Boost Clock (MHz) 6.0 Gbps Memory Speed 195 W Maximum Graphics Card Power vs. GTX 770 1536 CUDA Cores 1046 Base Clock (MHz) 1085 Boost Clock (MHz) 7.0 Gbps Memory Speed 230 W Maximum Graphics Card Power Thanks. * Best regards! :-) * Philip J. Fry, team seti.international founder. * Optimize your PC for higher RAC. * SETI@home needs your help. * |
jason_gee Send message Joined: 24 Nov 06 Posts: 7489 Credit: 91,093,184 RAC: 0 |
... Here the specs are very telling. This is a tweaked/improved GTX 680. They made the memory controller better. The higher max power figure is because you have a better cooler and 'GPU Boost 2'. This means you can OC the card more if you want, with boost 2 allowing voltage unlock as well as higher power target. Clock for clock at reference voltage it will use the same or less power, and be cooler... it is just possible to push this card higher than reference 680,without modifying the hardware. BTW, the GTX7xx series will get a SAHv7 cuda55 app? ;-)Of course, but this will make most difference in 780 in TITAN after I manage to get a 780, as these have some special instructions that do *exactly* the same things as some of my optimised code, with single hardware instructions, without memory transfer costs. "Living by the wisdom of computer science doesn't sound so bad after all. And unlike most advice, it's backed up by proofs." -- Algorithms to live by: The computer science of human decisions. |
Cliff Harding Send message Joined: 18 Aug 99 Posts: 1432 Credit: 110,967,840 RAC: 67 |
Currently I'm running 2 x EVGA GTX660SC @ 2GB NVIDIA GTX 660 According to EVGA: 960 CUDA Cores 1046 MHz Base Clock 1111 MHz Boost Clock 2048 MB, 192 bit GDDR5 6008 MHz (effective) 144.19 GB/s Memory Bandwidth Total Power Draw : 140 Watts I don't buy computers, I build them!! |
Wedge009 Send message Joined: 3 Apr 99 Posts: 451 Credit: 431,396,357 RAC: 553 |
Are you running a Competion? If so what do we have to do to win the Prize? unless you ment Price? ;-) I'm sure he meant price. You can forgive a German for not always spelling English correctly, right? On the other hand, what's a competion? ;) Soli Deo Gloria |
Sutaru Tsureku Send message Joined: 6 Apr 07 Posts: 7105 Credit: 147,663,825 RAC: 5 |
After 'Kepler' (6xx/7xx series) comes some day next year 'Maxwell' the first GPU with ARM CPU. How much would this 'Maxwell' (and/or ARM CPU) increase CUDA and OpenCL calculation speed? GTX880 douple (CUDA/OpenCL) performance as GTX780? The apps calculation will change and will then not use the system CPU, but rather the ARM CPU? Thanks. * Best regards! :-) * Philip J. Fry, team seti.international founder. * Optimize your PC for higher RAC. * SETI@home needs your help. * |
Sutaru Tsureku Send message Joined: 6 Apr 07 Posts: 7105 Credit: 147,663,825 RAC: 5 |
Quick UPDATE (v1.0 -> v1.01), because GTX760 available now! :-) - - - - - - - - - - GTX 650 384 CUDA Cores 1058 Base Clock (MHz) 5.0 Gbps Memory Clock 64 W Maximum Graphics Card Power GTX 650 Ti 768 CUDA Cores 928 Base Clock (MHz) 5.4 Gbps Memory Clock 110 W Maximum Graphics Card Power GTX 650 Ti BOOST 768 CUDA Cores 980 Base Clock (MHz) 1033 Boost Clock (MHz) 6.0 Gbps Memory Clock 134 W Maximum Graphics Card Power GTX 660 960 CUDA Cores 980 Base Clock (MHz) 1033 Boost Clock (MHz) 6.0 Gbps Memory Clock 140 W Maximum Graphics Card Power GTX 660 Ti 1344 CUDA Cores 915 Base Clock (MHz) 980 Boost Clock (MHz) 6.0 Gbps Memory Clock 150 W Maximum Graphics Card Power GTX 670 1344 CUDA Cores 915 Base Clock (MHz) 980 Boost Clock (MHz) 6.0 Gbps Memory Clock 170 W Maximum Graphics Card Power GTX 680 1536 CUDA Cores 1006 Base Clock (MHz) 1058 Boost Clock (MHz) 6.0 Gbps Memory Speed 195 W Maximum Graphics Card Power GTX 690 3072 CUDA Cores 915 Base Clock (MHz) 1019 Boost Clock (MHz) 6.0 Gbps Memory Speed 300 W Maximum Graphics Card Power GTX 760 1152 CUDA Cores 980 Base Clock (MHz) 1033 Boost Clock (MHz) 6.0 Gbps Memory Speed 170 W Maximum Graphics Card Power GTX 770 1536 CUDA Cores 1046 Base Clock (MHz) 1085 Boost Clock (MHz) 7.0 Gbps Memory Speed 230 W Maximum Graphics Card Power GTX 780 2304 CUDA Cores 863 Base Clock (MHz) 900 Boost Clock (MHz) 6.0 Gbps Memory Speed 250 W Maximum Graphics Card Power GTX TITAN 2688 CUDA Cores 837 Base Clock (MHz) 876 Boost Clock (MHz) 6.0 Gbps Memory Clock 250 W Maximum Graphics Card Power - - - - - - - - - - Because .. GTX 760: 1152 CUDA Cores GTX 780: 2304 CUDA Cores Does this mean the GTX780 (could) have ~ double SAH-RAC as GTX760? * Best regards! :-) * Philip J. Fry, team seti.international founder. * Optimize your PC for higher RAC. * SETI@home needs your help. * |
ML1 Send message Joined: 25 Nov 01 Posts: 20258 Credit: 7,508,002 RAC: 20 |
Because .. Not quite... Note that GTX 780 has a slightly lower clock rate than the GTX 760. Also note that they both have the same memory bandwidth, so you will only get a speedup with the GTX 780 provided the memory speed is not the limiting factor... Sorry but the only real way to tell is to look up any hosts running those cards, or to run some real-world benchmarks! Happy fast crunchin', Martin See new freedom: Mageia Linux Take a look for yourself: Linux Format The Future is what We all make IT (GPLv3) |
Wedge009 Send message Joined: 3 Apr 99 Posts: 451 Credit: 431,396,357 RAC: 553 |
I'm pretty sure you can't do a direct clock rate comparison. The GTX 780's GK110 GPU generally fares better at compute tasks than the GTX 760/770's GK104 GPU. Different architectures designed for different goals. Soli Deo Gloria |
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