Hey. My computer keep chrasing with different kind of code. The most frequent is. IRQL_NOT_LESS_OR_EQUEL, SYSTEM_SERVICE_EXCEPTION,BAD_POOL_HEADER. I have had this computer for over 2 years and no bsod but then here 4 month ago it began chrasing. I havent change any of my hardware. OS: Win 7 64bit- Home premium Version: 6,1,7601 SP 1 Build 7601 Processor: AMD Phenom(TM) x4 955 3,2 Ghz Memmery: 4Gb I have attached my dump files.