CPU bottleneck?

mordantmonkey

Diamond Member
Dec 23, 2004
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At what point would a 2.6C northwood bottleneck a GPU.

more specifically i want to upgrade my 9800 pro to a 6800gt. would my CPU be limiting the 6800 at 1280x1024? should i just hold off and upgrade cpu and gpu at the same time?
 

Tom

Lifer
Oct 9, 1999
13,293
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Originally posted by: mordantmonkey
unfortunately my ram won't overclock much. would a divider be worth the CPU gain?


If you mean running a memory to cpu divider so your memory can keep up, it is definately worth it.

Theres only a small penalty for using a 4/5 ratio as opposed to 1/1, on the order of 3-5% max. And the cpu will be much faster.
 

mordantmonkey

Diamond Member
Dec 23, 2004
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Originally posted by: Tom
Originally posted by: mordantmonkey
unfortunately my ram won't overclock much. would a divider be worth the CPU gain?


If you mean running a memory to cpu divider so your memory can keep up, it is definately worth it.

Theres only a small penalty for using a 4/5 ratio as opposed to 1/1, on the order of 3-5% max. And the cpu will be much faster.

that's what i meant thanks.
 

SonicIce

Diamond Member
Apr 12, 2004
4,771
0
76
Originally posted by: mordantmonkey
At what point would a 2.6C northwood bottleneck a GPU.

more specifically i want to upgrade my 9800 pro to a 6800gt. would my CPU be limiting the 6800 at 1280x1024? should i just hold off and upgrade cpu and gpu at the same time?

At 1280x1024 with AA/AF you shouldn't be CPU limited with a 6800 GT.