Asus M2N68-AM SE2 Socket AM2+/ nVidia GeForce 7025/ DDR2-1066/ A&V&L/MATX Motherboard Form Factor - Micro ATX CPU - AMD Socket AM2+ / AM2 Phenom II/Phenom/Athlon 64/Athlon 64 FX/Sempron Processors Chipset - NVIDIA Geforce 7025/nForce 630a Front Side Bus - 1600MHz, 2000MHz Memory - 2 x DIMM, Max. 4 GB, DDR2 1066/800/667 ECC,Non-ECC,Un-buffered Memory