TS/TS P300 Tower Intel C226 chipset, E3-1220 v3 (3.1GHz / 4C / 8M / 1600 / 80w / 0GT ), 1x4GB DDR3-1600, 1TB 7200rpm 3.5" SATA, DVD+-RW DL, NVIDIA K600, Gigabit Ethernet, 29-in-1 Card reader, 280 Watt Fixed, WIN 7 Pro 64 preload/ WIN 8.1 COA+Win 8.1 Pro