CPU Type: Intel Xeon E3 Series, 2nd Generation Core i3 Number of DDR3 Slots: 4 x 240pin Maximum Memory Supported: 32GB ECC Supported: Only PCI Express x8: 2 (x8) PCI-E 2.0 in x8 slots PCI Express x4: 1 (x4) PCI-E 2.0 in x8 slots SATA: 6 x SATA 3.0Gb/s SATA RAID: 0/1/5/10