hardware/all-be specific. also list PS.
give better detail.
i5-3570k w Cooler Master 212 Plus (CPU was purchased used OEM)
Corsair CX600 PSU
Crucial Ballistic Tactical Low Profile (2x8GB) BLT8G3D1608ET3LX0
SAPPHIRE 100351SR Radeon HD 7970
Samsung 840 250GB
ASUS DVD RW
(The other type of RAM I tried was 4GB Adata DDR3 1333 in slot A1 and B1)