Precision 5820 Tower XCTO Intel Xeon Processor W-2223 (4C 3.6GHz 3.9GHz Turbo HT 8.25MB 120W DDR4-2666) 16GB 2x8GB DDR4 2933MHz RDIMM ECC Memory M.2 512GB SSD PCIe NVMe Class 40 16x DVD+/-RW Half Height Optical Drive Nvidia T1000, 4GB, 4 mDP to DP adapter Windows 10 Pro for Workstations (up to 4 cores, Includes Windows 11 Pro License) 3Y Basic Onsite Service