The ram is a dual channel kit,most likely the are Ok
4GB (2 x 2GB)
Speed DDR3 1333 (PC3 10666)
Cas Latency 7
Timing 7-7-7-21
Voltage 1.5V
ECC No
Buffered/Registered Unbuffered
Multi-channel Kit Dual Channel Kit
1st PQ5-pro E8500 gskill 8gig(overkill) Vision 4850
Asus dvd RW seagate 320,640 & samy f1 750
corsaire 750 PSU Antec 1200
M2N-SLI Deluxe - DVD Lite-on lightscribe
AMD A64 5200+2.6g AM2 - Asus dvd RW
4gig corsair xms 6400r 5.5.5.12.2t Evga 8800GTS Sata2 320 HD Sata 160 HD 750 corsair PSU Antec900