Product description The motherboard supports AMD socket AM2+/AM2 for many processors with 2MB / 1MB / 512KB L2 cache, which is based on 64-bit architecture It features 2000 MT/s HyperTransport1 0 Bus, dual-channel un-buffered DDR2 1066 (AM2+) and DDR2 800 (AM2) memories support and AMD Cool 'n' Quiet! technology 64-bit computing, the technology to replace 32-bit architecture, deliv... https://www.electronics70off.co.uk/products/ASUS-M2N68%252dAM-PLUS-Motherboard-%23-AMD%C2%AE-AM2%7B47%7DAM2%252b-CPU-Support-%23-4-x-SATA-3Gb%7B47%7Ds-RAID-0%2CRAID-1%2C-RAID10%2CRAID-5-and-JBOD-%23-Dual-channel-DDR2-1066%7B47%7D800%7B47%7D667-%23-PCI-Express-x16-architecture.html