Lenovo ThinkCentre M700 Intel Quad Core i5-6400T, 8GB RAM, 120GB Solid State Drive, W7P / W10P, Tiny Desktop Computer, 3 YR WTY Processor: Intel i5-6400T Quad Core Processor (6MB Cache, 2.20GHz - 2.80 GHz) Hard Drive: 120GB Solid State Drive; RAM: 8GB DDR3 1600MHz RAM Operating System: Microsoft Windows 7 Pro x64 preinstalled with free upgrade to Windows 10 Pro Warranty: 3 Year Onsite Warranty - Wifi: Intel Wireless-AC 8260 + Bluetooth 4.1 RAM and Hard Drive Upgrade* | View Product Description for more details