Asus P5NSLI NVIDIA Socket 775 ATX Motherboard for Intel Core 2 Duo E6400 2.13GHz OEM Processor LGA775 socket for Intel Core 2 / Pentium D / Pentium 4 / Celeron D Processors NVIDIA nForce 570 SLI Intel Edition chipset 1066 / 800 / 533MHz DDR2 667 / 533, Max 8GB Mainstream motherboard for Intel Core 2 Duo + SLI