Processor Intel Core i 7-4770 Quad Core 3.4 G Hz Turbo Boost up to 3.9 G Hz 8MB Cache FSB 1333 MHz Intel H61 Chipset Memory 12GB DDR3 1600 M Hz RAM Configuration 4GB + 8GB DIMM Hard Drive 2TB SATA 7200rpm Optical Drive DVD Super Multi x 16 Software Operating System: Windows 8 64bit Display Not Included Graphics NVIDIA Ge Force GT625 – 2GB Networking Wifi: 802.11 a/b/g/n/PCI-Ex 1/2T2R+BT/EX-Antenna Power Supply 300 Watt Expansion 1 x PCIe x 16 slot 2 x PCIe x 1 slot 1 x Mini PCI-E slot Card Reader Warranty 1 Year Manufacturer Warranty