How do I properly overclock my current PC

EvilBDGamer00

Junior Member
Nov 29, 2005
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Motherboard: Sapphire PURE Crossfire II PC-I7RD400
Processor: P4 650 3.4GHz/800 LGA775 (Retail)
Casing: Tsunami Casing (Thermaltake)
PSU: 560 Watt PSU(Thermaltake)
HDD: Samsung 250Gb SATA II
Video Card: ATI X1800XT 512 MB
Sound Card: Creative X-Fi Fatality FPS
RAM: Transcend Dual Channel DDR 400 Mhz Bus Speed (512MB * 4)

This is config. I just got the PC today, now i need help to OC my PC
I knw tht the MB can be OCed from BIOS but i dont actually knw how to.
So i need to knw how can i succesfully OC my PC and wht software do i need.
(The OC has to be 100% Stable)
I play a lot of games and do some multimedia work.
 

EvilBDGamer00

Junior Member
Nov 29, 2005
17
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I will be running my PC with the stick cooling system fo rthe next 3 months (my wallet is empty at the moment)
Also the temp around my place is a bit high. It reaches around 40` celcius around summer days ans around 15-20` celcius arround winter.
I dont have to OC it to the limit cause i cant afford to waste any of my hardware.
Medium OC is fine with me. (Just want to keep it to the safe side)
 

n7

Elite Member
Jan 4, 2004
21,281
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I am no guru on Intel systems, but the concept is the same.

First off, get the idea of using software to OC outta your head, since really, it's not ideal for determining stability or anything.

Go into your bios & have a look around, it won't bite ;)

Really, since in your case i really doubt your RAM will OC very well, i'd suggest setting it at a lower divider (meaning it runs at a lower speed than the system bus).

Then you can gradually raise the FSB.



 

Muggy

Member
May 14, 2005
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Nice rig u got there. If possible, post pics of every BIOS menu. Will be easier for us to help u then.
 

biostud

Lifer
Feb 27, 2003
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6,850
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You would probably need a better CPU HSF if you plan to o/c much. The P4 is known for running quite hot.

read your manual :p
 

n7

Elite Member
Jan 4, 2004
21,281
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81
TBH, i'm not finding much info on your motherboard's bios from google, so the idea of pics of your bios would actually be very helpful.

But really, i'd recommend getting a better understanding of OCing before doing it.

This guide should help you out with understanding some basic terms.

I know, no one wants to read anything, but you can't be lazy about learning to OC.
It's an acquired knowledge :)

Look thru that guide, & as was also mentioned, refer to the manual perhaps before you go messing around with settings if you don't understand them.

I don't know, but you may also be able to find a support forum your specific motherboard if you look around.



Good luck :)
 

EvilBDGamer00

Junior Member
Nov 29, 2005
17
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I will opload the pic of BIOS as soon as i can. (After i get my digital camera back, my friend took it and he is outta town)
Thanks for the support
 

phaxmohdem

Golden Member
Aug 18, 2004
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www.avxmedia.com
In my P4 rig, (Socket 478 so it may be different for you) You go to the advanced options menu and there is a sub menu in there that takes you to the CPU/RAM speed options. From there you can up the FSB, run the RAM at various speeds (400, 320...)(these are just RAM dividers... 320 = 5:4 etc..) Also available is the V-Core settings to adjust.

On my rig that is currently burning in from its overclock, I set the the RAM divider to 320 (5:4) and the FSB to 240 (my chip is a 3,0GHz Northy so Multiplier is fixed at 15) so 15x240 = 3.6 gHz, and the RAM is running at a cool 192MHz (DDR384). You Proc will have a multiplier of 17 (17x200 = 3.4gHz) Your RAM will most likely be stable with a small overclock, My RAM was stable at FSB speeds of 220 (DDR440) and it is budget PC3200 RAM as well. FSB 220 Would Put you at 3.74gHz which may honesty ly a bit high for stock cooling on a Presscott chip. You might bump the FSB up to 206 (~3.5GHz) take watch your temps under load to make sure the CPU is doing OK, then bump it up to 212 on the FSB (~3.6 GHz). Id stop there on stock cooling unless it is still running miraculously cool at that point. Test for stability at FSB 212 (RAM running at DDR424) and take it from there.
 

phaxmohdem

Golden Member
Aug 18, 2004
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www.avxmedia.com
Why would you want to??? ;) If you must, I think a program called "ATI Tool" is what most of the peoplesz here use. I tried it on my x800XL but it really wasn't worth it to me for my system.