When i enable the unlock in ACC the pc post's showing PII X4 B55 howvever CPUZ shows only 2 core.This happens when using Windows 7 32bit however when i boot up with window 7 64bit CPUZ shows all 4 cores running . Howvere when i try to run Prime 95 after a few minutes i get BSOD. Should i increase Vcore to help.
System Amd x2 555
BE@3.2GHZ 4gb ddr2 800mhz GA-MA78LM-S2H mobo 8800GT.