ThinkCentre M93p Tiny, 3 Year On-site, Standard image, Windows 8 Pro 64 downgrade Windows 7 Pro 64, Intel Core i5-4570T Processor, 4MB Cache, 4GB Memory, 500GB HDD, WiFi Card Canyon Peak, Edge Mouse, Lenovo USB Preferred Pro Full Size Keyboard, Floor stand, Integrated video, Integrated Intel GIGA, Internal speaker, Integrated audio, DP to HDMI Cable