1. Single AMD Opteron™ 4100 Series processor (Socket C32) Six/Four-Core ready; HT3.0 Link support2. Up to 64GB DDR3 Registered ECC or 16GB DDR3 Unb. ECC/non-ECC 1333/1066/800 SDRAM in 4 DIMMs3. 1x PCI-E 2.0 (x8) in x16 slot4. Two single-Port GbE LAN Controller, 4x USB 2.0 ports, 1x dedicated LAN for system management (IPMI 2.0)5. 2x Internal SATA Drive Bays; 1x DVD ROM (option)6. 350W High-efficiency Power Supply 80PLUS Gold Certified