i hv a question. cant get my e8500 to stable at 4.5Ghz. evrytime i run p95, it will crash exactly after 17min. any suggestion?

i just try 4.41GHz (490x9), stable for 5 hours now.

V core 1.296 (cpu_z)
Vtt 1.26
Cpu ref 0.798
mch ref 0.798
Vmch 1.24
Vram 2.28

for 4.5Ghz i use the same setting, only change vcore to 1.344(cpu_z) 500x9. change other setting oso make no different. 2nd core will fail after 17 min.


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try edi. too much vtt resulting immediate crash. vcore at 1.376 oso doesnt help. ram related?

dun have memtest for now but i do test it with windows memory tools. is it not enuf? at 1066 is 5-5-5-15 56 at 2.26v. by vnb do u mean vmch?

try everything. no luck. gv up edi. just stay at 4.4GHz

lol. dont hv extra chip lying around.

edi try 470x9.5. still 2nd core will fail after 16-17min. weird.

still no luck. just read i7 oc thread and stumble on one of cstkl1 post.

"e8600 at 4ghz dram 1200mhz CL5 tRD 7 500fsb
easy
4.25ghz .. skew change needed for cpu to nb
4.5ghz.. nb voltage dram cmd skews, cpu skews needed."


do i need this cpu skews and mch skews adjustment?

Bro cstkl1. can u help me?

This post has been edited by sharkeer: Nov 26 2009, 11:56 PM