SUPERMICRO SYS-6015TC-10GB 1U Rackmount Server Barebone (Two Systems) Dual LGA 771 Intel 5100 DDRII 667/533 CPU Type: Supports up to Dual Intel 64-bit Xeon processor(s) of the same type below: Quad-Core Intel Xeon Processor 5400/5300 sequence (Harpertown/Clovertown processor) up to 3.16 GHz Dual-Core Intel Xeon Processor 5200/5100 sequence (Wolfdale/Woodcrest processor) up to 3.40 GHz FSB: 1333/1066 MHz South Bridge: ICH9R Memory Slots: 6 x 240Pin Max Memory Supported: 48GB Channel Supported: Dual Channel ECC Supported: Yes Serial ATA: 4 x SATA 300