This Albatron K8SLI socket 939 is loaded with features! This K8SLI motherboard features an nVIDIA nForce4 SLi chip with support for Socket 939 AMD Athlon64/Athlon64 FX/Athlon64 X2 Dual Core processor and 800/1000+ MHz Front Side Bus. Key features include a Realtek ALC655 audio chip, support for up to 4 GB DDR SDRAM, and Four (4) Serial ATAII Channels with support for  up to 4 Serial ATAII Hard Drives. There's plenty of room for expansion with two PCI slots, Two 16x PCI Express slots, and two 1x PCI Express slots. Upgrade your PC with this Albatron K8SLI socket 939 ATX mtoherboard!