Alienware X51 R3 i7-6700K 8M Skylake Quad-Core 4.0GHz/1TB 7200RPM + 500GB-SSD/16GB (2X8GB) DDR4 SDRAM - 2133 MHz/GTX970 4GB GDDR5/Windows 10 Gaming Desktop Intel 6th Gen. Quad Core i7-6700K 4.0Ghz 8Mb Cache processor, up to 4.2 GHz Turbo Frequency, 16GB DDR4 SDRAM AT 2133MHz 1TB 7200RPM + 500GB Solid State Drive, Windows 10 Geforce GTX970 4GB GDDR5 - PCI Express 3.0 x16 Graphic Card