ASUS GTX 580 Over Clocked Folding

travisjank

n00b
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May 20, 2011
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Hello,

Its been a while since I last folded but today I decided to put together a folding rig and see how how far I can push the system clocks for maximum Points Per Day.
Currently all the hardware is running on their original stock coolers with no hardware modifications, as My primary goal is system reliability uptime. I will also be looking at system power consumption and hardware performance/cost ratio.
The theme for this test is an enthusiast gamer with a high performance PC who loves to play the latest and greatest titles but wants to do some good with his beloved hardware.

Later I will examine what it takes to be an Extreme Folder, I will test Chilled liquid, Vapor Phase Change Refrigeration, even Liquid Nitrogen Cooling with the goal of building the most powerful single CPU folding system.


System Specs

System Hardware:
ASUS GTX 580 Graphics Card $499.00
ASUS Rampage III Gene Motherboard $229.00
Intel Core i7-980X Extreme edition 3.33GHZ Processor $899.00
Corsair Dominator GTX3 3x2GB 2000MHZ C7 Triple Channel Memory $183.00
Western Digital Velociraptor 300GB Hard Drive $100.00
Antec 1200W TPQ Power Supply $200.00
Microsoft Windows 7 Ultimate 64bit Service Pack 1 $100.00
Base System Cost: $2210.00

(22c Ambient Air Temperature)
GPU: Core Clock: 772MHz, Memory Clock 4000MHz, Shader Core Clock 1544MHz. 1.05V Temperature 37c
CPU: Core Clock: 3.33GHz, uCLK Uncore 2670MHz, BCLK 133MHz. 1.2V Temperature 25c
System Memory: 1333MHz CL9-9-9-24 74 1T. 1.65V Temperature 23c
Power Consumption from the wall with no corrections for Power supply efficiency: 160 Watts

Points Per Day for a Stock ASUS GTX 580
STOCKGPULOAD.jpg

~16500 PPD Points Per Day
ASUS GTX 580 With Full Work load, Folding at Home: (22c Ambient Air Temperature)
GPU: 99% Load, Core Voltage 1.05V, Temperature 78c
CPU: ~2% Load, Core Voltage 1.20V , Temperature 25c
System Memory: 33% Memory Usage, DRAM Voltage 1.65V, Temperature 23c
Power Consumption from the wall with no corrections for Power supply efficiency: 320 Watts
I must note the CPU remained in a low clock state (1600MHz) due to the lack of CPU recourses required b y the GPU Intel speed step down clocked the CPU to conserve power

The client I prefer is the Folding at Home Tracker V2 with GPU3 Client AVAILABLE HERE WITH INSTALL GUIDE

Over Clocking Time!
OCGPULOAD.jpg

~18000 PPD Points Per Day
ASUS GTX 580 With Full Work load, Folding at Home: (22c Ambient Air Temperature)
GPU: 99% Load, Core Voltage 1.05V, Temperature 80c, Core Clock: 825MHz, Memory Clock 4400MHz, Shader Core Clock 1650MHz.
CPU: ~2% Load, Core Voltage 1.20V , Temperature 25c, Core Clock: 3.33GHz, uCLK Uncore 2670MHz, BCLK 133MHz.
System Memory: 33% Memory Usage, DRAM Voltage 1.65V, Temperature 23c, 1333MHz CL9-9-9-24 74 1T.
Power Consumption from the wall with no corrections for Power supply efficiency: 330 Watts

The CPU remained in a low clock state (1600MHz) but occasionally throttled to about ~3.33GHz, this indicates the GTX 580 may benefit from an Over Clocked CPU


GPU Clocking Continued
GPUOC1700shader.jpg

ASUS GTX 580 With Full Work load, Folding at Home: (22.5c Ambient Air Temperature)
GPU: 99% Load, Core Voltage 1.05V, Temperature 63c, Core Clock: 850MHz, Memory Clock 4008MHz, Shader Core Clock 1700MHz.
CPU: ~2% Load, Core Voltage 1.20V , Temperature 25c, Core Clock: 3.33GHz, uCLK Uncore 2670MHz, BCLK 133MHz.
System Memory: 33% Memory Usage, DRAM Voltage 1.65V, Temperature 23c, 1333MHz CL9-9-9-24 74 1T.
Power Consumption from the wall with no corrections for Power supply efficiency: 335 Watts

In order to push beyond 825MHz on the GPU lower temperatures were need to keep the system stable. Using the ASUS Smart Doctor utility I manually adjusted the ASUS GTX 580 cooling fan to 100% operational capacity. Increasing the fan speed greatly reduced load temperatures on the GPU, with the GPU now loading at ~60c I was able to keep the card clocked at 850MHz and hold a little over 18,000 PPD.

GPU Voltage Tweak effect on PPD
gpu19250ppd910mhz.jpg

ASUS GTX 580 With Full Work load, Folding at Home: (22.5c Ambient Air Temperature)
GPU: 99% Load, Core Voltage 1.15V, Temperature 75c, Core Clock: 910MHz, Memory Clock 4008MHz, Shader Core Clock 1820MHz.
CPU: ~2% Load, Core Voltage 1.20V , Temperature 25c, Core Clock: 3.33GHz, uCLK Uncore 2670MHz, BCLK 133MHz.
System Memory: 33% Memory Usage, DRAM Voltage 1.65V, Temperature 23c, 1333MHz CL9-9-9-24 74 1T.
Power Consumption from the wall with no corrections for Power supply efficiency: 375 Watts

CPU's effect on GPU's PPD
gpu910cpu4ghz19250ppd.jpg

ASUS GTX 580 With Full Work load, Folding at Home: (22.5c Ambient Air Temperature)
GPU: 99% Load, Core Voltage 1.05V, Temperature 63c, Core Clock: 850MHz, Memory Clock 4008MHz, Shader Core Clock 1700MHz. (Fan 100%)
CPU: ~2% Load, Core Voltage 1.328V , Temperature 35c, Core Clock: 4.013GHz, uCLK Uncore 3049MHz, BCLK 160MHz.
System Memory: 33% Memory Usage, DRAM Voltage 1.65V, Temperature 23c, 1600MHz CL9-9-9-24 88 1T.
Power Consumption from the wall with no corrections for Power supply efficiency: 415 Watts

After increasing the core speed of the i7-980X from 3.33GHz to just over 4.0GHz I see no direct gain in PPD for the graphics card.
also note the increased DRAM frequency, BCLK as well as Uncore clock appear to have no significant effect on GPU Points Per Day.

The next step is to install liquid cooling on the GPU.


ASUS GTX 580 RESOURCES
_____________________________________________________________________________________________________
GTX 580: UNBOXING
GTX 580: SYSTEM BUILDING
GTX 580: OVERCLOCKING
GTX 580: FOLDING AT HOME
GTX 580: EXTREME OVERCLOCKING
GTX 580: MODS
_____________________________________________________________________________________________________
* Over time I will be updating the resource links to include all above.
*Article written by Travis "V2-V3" Jank​
 
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