ThinkCentre M720 Tower Processor Intel Pentium Gold G5400 (3.70GHz, 4MB Cache) Operating System Windows 10 Home 64 Lenovo recommends Windows 10 Pro. Memory 4GB DDR4 2666MHz Graphics Integrated Intel HD Graphic card Hard Drive 500GB Hard Disk Drive, 7200rpm, 3.5", SATA3 Optical Drive None Warranty 1 Year On-site M.2 Storage Card None Networking Integrated Intel Gigabit Ethernet
