ASUS Crosshair AM2 Nvidia 590SLI DDR2-800 ATX Motherboard AMD Socket AM2 Athlon 64 X2 / Athlo 64 FX / Athlon 64 / Sempron NVIDIA nForce 590 SLI MCP 2000 / 1600 MT/s DDR2-800/667/533, Max 8GB Republic of Gamers-Motherboard designed for the Enthusiasts