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overclocking a 2.8c

Joined
Nov 7, 2003
Messages
928
so i finally have a half-assed system and i want to try to squeeze a bit more power out of it by overclocking and so far i have been extremely unsuccessful. These are my specs:

Pentium 2.8c
Abit AI7 mobo
1024 MB pc3200 corsair
radeon 9800 pro
430 truepower PSU

Well what i have tried is raising the external clock frequency in bios in steps of 5 and whenever i save and try to get into windows i will either get stopped with a dark blue screen that says that windows has stopped so that my computer isn't damaged or else i will get into windows and i cannot click on anything because if i do i will get error reports that windows wants to send to microsoft, ya know those? Well ive tried throwing the vcore all the way up to 1.6 and nothing improved.

I am using AS5 and stock cooling on the processor. however i have a lian li with 5 panaflos and my case temp is always around 18-19 celcius. I am just wondering what i am doing wrong and any suggestions are appreciated. thanks
 
What clock multiplier are you using for memory? If you're using 1:1 you may need to step it down a little bit like 4:5 or similar. Or you may want to raise the Vdimm for memory to 2.8 and lower your memory timings. That Corsair should be able to do 2.8V with timings of 8-4-4-4 -2T or as high as 11-5-5 to get to around DDR466 with reduced timings. Experiment and be ready to reset cmos. If you have a motherboard with Keyboard Soft Reset for cmos that always helps.
 
How high have you tried to overclock this 2.8c?

Make sure you have the PCI/AGP bus LOCKED. You dont want to be overclocking that along with the FSB. Second i would set memory to run at a 5:4 divider and overclock that way. Third, you need to get a good CPU cooler if your going to try and overclock very high. The stock cooler works pretty good for 200-400Mhz OC's though but with a 5:4 divider on your memory your going to want to get up around 3.4-3.5Ghz.

I wouldn't run your RAM with any more voltage then the max recommended for that memory. Its not worth it to possibly burn out the sticks after prolonged exposure to higher voltage settings.

Try to get your timings down to at least 2-3-2-6 if possible.
 
wow thanks. ill try all this when i get home. hopefully something suggested will work.

btw the ram was 133 bucks per stick of 512 so i'm guessing that it is not too bad but it certainly is not the best. Runs with 2.5V
 
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