CPU Xeon E5606 2.13GHz 2GB DDR3 RAM, MAX 72GB 500GB SATA DVDRW Internal 2x3.5", outer 2x5.25" and 1x3.5" bracket Precision T5500(Xeon E5606/2GB/500GB) typeDesktop workstationCPUIntel Xeon E5606 2.13GHz, standard 1pcs CPU, L3 8MB, QPI 4.8GT/s 4 COREchipsetIntel 5520Expansion slot2×PCI-E x16 slot, wiring x8, 2×PCI-E x16 Gen 2 graphics card slot, max power 150w/slot,1×PCI-X 64 bit/100MHz slot, ...