Overclocked Video cards, CPU, and RAMPost Date: 2009-10-02 |
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justin.kerr ![]() DS Veteran ![]() ![]() Joined: 06 May 2008 Online Status: Offline Posts: 5084 |
![]() ![]() ![]() Posted: 02 Oct 2009 at 5:07pm |
>UPDATE<
Over the next couple of days I will update this post with stock GPU's, stock CPU, slower ram speed, faster ram speed, and tighter/looser timings.
This is a very basic Overclocking series of tests, I have spent weeks of testing just one small attribute in the past, where this is a very broad test, to show what simple Overclocking can do.
I ran 2 scenarios, Avalanche, and Frost, 3 times each, took the average of the tests for each setup to come up with the F.P.S. All of the settings in Crysis warhead were the same as the screenshot bellow.
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This happens to be the screen shot of the HT off test. You can see the Crysis Warhead setting, 1920x1200, Enthusiast level, Direct x 10, 16AA
System sepcs.. Core i7 920 overclocked to 4.5Ghz
6 Gb RAM @ 1716 Mhz
Windows 7 OS
2 GTX 295 GPU's
Classifed MOBO
all water cooled
![]() Here is the results.
![]() ==CONCLUSION==
1. Overclocking the CPU has the largest impact, nothing new here.
2. 1066 Mhz RAM chokes the i7, 1333 slows it down a bit, 1600 is decent, and for the last few frames 1866. As a side note, I should have had more for-sight on running these tests, because I could have changed the Overclock parameters at the beginning, so I could have incorporated 2,000 Mhz RAM also. My wifes RAM would not run 2150Mhz with the same timings, or even 1 tick loser timings, like the RAM in the Drunken Monkey machine.
3. Hyperthreading with Windows 7 is a must. With HT off, you can Overclock all you want, and a stock i7 with HT on will be more powerful.
4. With Quad SLI, overclocking the GPU's has very little gain, (10 percent) unlike with a single card, or even SLI, where 20-30 percent gains are possible
5. I threw in a back to back CAS delay change, raising this timing alone, made a 5% change in the FPS, which may sound small, but when you think about the fact that just one timing changed the game performance that much, it really is significant. Well to me. lol
Edited by justin.kerr - 04 Oct 2009 at 1:00pm |
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Onkel_Ken ![]() DS Veteran ![]() ![]() Joined: 17 Dec 2008 Online Status: Offline Posts: 2961 |
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Good luck, we will be watching as you post your results!
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venom ![]() Newbie ![]() Joined: 08 Oct 2008 Online Status: Offline Posts: 0 |
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Very nice, looking forward to the future benchmark results.
Edited by venom - 02 Oct 2009 at 11:06pm |
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DST4ME ![]() DS ELITE ![]() ![]() Joined: 14 Apr 2008 Online Status: Offline Posts: 36758 |
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Nice, I'm expecting very little difference from ram and cpu speed at that res, as long as you keep the gpu settings as they are.
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justin.kerr ![]() DS Veteran ![]() ![]() Joined: 06 May 2008 Online Status: Offline Posts: 5084 |
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Testing done.
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