Lenovo System x3100 M5 4U ThinkServer Mini-Tower Server | Intel Xeon E3-1220 v3 3.10GHz Quad-Core | 8GB RAM (32GB Max) | 1TB HDD | DVD-RW | Matrox G200eR2 Intel Xeon E3-1220 V3 3.10 GHz, Quad-Core, 8 MB L3 Cache, 8GB DDR3 1600,1 TB 7200 RPM SATA HDD, DVDRW Graphics Matrox G200eR2, Gigabit Ethernet , 4 x 3.5" Expansion Bays, 1 x VGA, 1 x RJ-45, 5 x USB 2.0, 2 x USB 3.0, 1 x PCI Express x4 Slots, 2 x PCI Express x8 Slots, 1 x PCI Express x16 Slots Delivers amazing performance capabilities, powered by high-capacity processors and energy-saving low-voltage memory Safeguards and boosts your growing business with hard drive hot-swap capabilities, four PCIe slots, storage choices, and flexible options