Operating System: Windows 10 Pro x64 CPU: Intel Core i5 – 6500T 2.5G hz Memory: 8/16GB DDR4 Hard Drive: 256GB/512GB NVMe PCIe M. 2 SSD Exleased The HP ProDesk 600 G2 Mini Desktop PC is a powerful machine in a very small package. This affordable machine features a 6th generation Intel Core i5 quad core processor and can fit in the smallest of places. The included SSD hard disk allows for superior speds over conventional hard disk drives! Specifications: Operating System: Windows 10 Pro x64 CPU: Intel Core i5 – 6500T 2.5G hz Memory: 8/16GB DDR4 Hard Drive: 256GB/512GB NVMe PCIe M. 2 SSD Optical: None Screen: No Screen Video Card: Intel HD Graphics 530 USB 3.0 Ports: 6 USB-C 3.0 Ports: 1 (Front) Display Ports: 1 VGA Ports: 1 WiFi: None Ethernet: 10/100/1000 Mbps, Gigabit Mouse and Keyboard: NOT Included