Bsod, shut down..

[onzfeat]

i checked my memorys it says faulty, or memtest stucked. i take off my ram stick and plug it into another pc and run memtest its okey, 7-10 pass. its corrupted board? when i play games war craft, call of duty crush mostly, irql less or not equal or just shutted down. after crash, sometime bios screen says overclocking failed, run setup F1, load default values F2... bla bla, sry my bad english

 

[onzfeat]

and i installed windows xp sp2 sp3 xp 64 bit... no help. updated bios, install latest drivers...

 

[Tmagic650]

Is this computer a laptop or desktop? What is the make and model of this computer?

 

[onzfeat]

desktop, asus p5b, e6300 1.86ghz, kingston ddr2 6400 800mhz 1gb, nvidia geforce en8600gt. ram and vga is new, but its no help...

 

[Tmagic650]

Try resetting the motherboards CMOS to the default settings. Run a check disk on a reboot, and see if you get any errors

 

[onzfeat]

yeap i cleared cmos so many times, and chkdsk /f. its starts bout 7 8 month ago , in summer time there is no problem, and one day all went wrong

 

[onzfeat]

what is it? o.O