Precision 3660 Tower CTO BASE, 1000W Platinum PSU, Premium CPU Liquid Cooler, VR Heatsink, EPEAT 2018 Registered (Gold), ENERGY STAR Qualified, TCO Certified, Intel Core i9-12900K processor (30MB Cache, 16 Core (8P+8E), 3.2GHz to 5.2GHz (125W)) TDP, Nvidia RTX A4000, 32GB, 2x16GB, DDR5 up to 4400MHz UDIMM non-ECC memory, 1TB PCIe NVMe Class 40 M.2 SSD, 8x DVD+/-RW 9.5mm Optical Disk Drive, Network Adapter (NIC) i225 FH Tower, Intel Wi-Fi 6E (6GHz) AX211 2x2 Bluetooth 5.2 Wireless Card, WLAN Intel AX211 wireless card driver, Intel ME vPRO, External Antenna for AX211, Dell Optical Mouse-MS116 - Black, Dell Wired Keyboard KB216 Black (English) - US International, External ports: Network port: 1 x RJ45 Ethernet port, 1 Ghz, USB ports: Front: 1 x USB 3.2 Gen 1 (5 Gbps) port with PowerShare, 1 x USB 3.2 Gen 1 (5 Gbps) port, 1 x USB 3.2 Type-C Gen 2 (10 Gbps) port, 1 x USB 3.2 Type-C Gen 2x2 (20 Gbps) port with PowerShare, Rear: 2 x USB 2.0 (480 Mbps) ports with Smart Power On, 2 x USB 3.2 Gen 2 (10 Gbps) ports, 2 x USB 3.2 Type-C Gen 2 (10 Gbps) ports, Audio port: Front: Universal audio jack, Rear: Line-out audio port, Video port: 2 x DisplayPort 1.4 (HBR2) ports, Media-card reader: 1 x SD-card slot, Security-cable slot: 1 x Kensington security- cable slot, Internal slots: M.2: 1 x M.2 2230 slot for WiFi and Bluetooth card, 2 x M.2 2230/2280 slots (SSD1 and SSD2) for solid-state drives, 1 x M.2 2280 slot (SSD3) for solid-state drive, SATA: 5 x SATA 3 slots, PCIe: 1 x PCIe x16 Gen5 (discrete graphics card only), 1 x PCIe x4 Gen4, 1 x PCIe x4 Gen3, Memory slots: 4 x DIMM slots, Memory type: DDR5, Memory speed: Maximum speed: 4400 MHz, Maximum memory configuration: 128 GB, Dimensions and weight: Height: 369.30 mm, Width: 173.00 mm, Depth: 420.20 mm, Weight: Minimum - 8.50 kg, Maximum - 15.80 kg, Windows 10 Pro (Includes Windows 11 Pro License) English, Spanish, Italian, French, Portuguese, 3y Keep Your Hard Drive, 3y ProSupport and Next Business Day Onsite Service