DELL PRECISION T3660, I7-12700 (25MB, 2.1GHZ UP TO 4.9GHZ, 12CORE), 16GB DDR5 4400MHZ RAM (2X8GB), 512GB PCIE NVME CLASS40 M.2 SSD, NO RAID, NO WIRELESS, NVIDIA T600 4GB GRAPHICS CARD, NO OPTICAL DRIVE, USB OPTICAL MS116 MOUSE, KB216 BLACK KEYBOARD, 500W POWER SUPPLY, WINDOWS 10 PROFESSIONAL WITH WINDOWS 11 PRO LICENSE, 3YR PRO SUPPORT WARRANTY