Desktop dell optiplex 7000 sff, i7-12700, 16gb, 512gb ssd, ubuntu

Desktop Dell OptiPlex 7000 SFF, 260 W internal power supply unit (PSU), 85% Efficient, 80 Plus Bronze, Trusted Platform Module (Discrete TPM Enabled), 12th Generation Intel Core i7-12700 (12 Cores/25MB/20T/2.1GHz to 4.9GHz/65W), Intel Integrated Graphics, 16GB (2x8GB) DDR4 Non-ECC Memory, M.2 2230 512GB PCIe NVMe Class 35 Solid State Drive, 8x DVD+/-RW 9.5mm Optical Disk Drive, No Media Card Reader, No Additional Add In Cards, No PCIe add-in card, No Additional Video Ports, No Wireless LAN Card (no WiFi enablement), No Additional Network Card Selected (Integrated NIC included), Dell Optical Mouse-MS116 - Black, Dell Wired Keyboard KB216 Black (English) - US International, External ports: Network port: 1 x RJ45 Ethernet port (rear), USB ports: Front: 1 x USB 2.0 port with PowerShare, 1 x USB 2.0 port, 1 x USB 3.2 Gen 2 port, 1 x USB 3.2 Gen 2x2 Type-C port, Rear: 3 x USB 3.2 Gen 1 ports, 1 x USB 3.2 Gen 2 port, 2 x USB 2.0 ports with Smart Power On , Audio port: 1 x Universal audio port (front), 1 x Re-tasking line-out/line-in audio port (rear), Video port: 3 x DisplayPort 1.4 ports, Security-cable slot: 1 x Kensington lock slot, 1 x Padlock ring, Internal slots: PCIe Expansion: 1 x Half-height Gen4 PCIe x16 slot, 1 x Half-height Gen3 PCIe x4 slot, SATA: 3 x SATA 3.0 slots for 3.5-inch/2.5-inch hard drive and slim optical drive, M.2: 1 x M.2 2230 slot for WiFi and Bluetooth card, 3 x M.2 2230/2280 slots for solid-state drives, Memory slots: 4 x UDIMM slots, Memory type: DDR4, Memory speed: 3200 MHz, Maximum memory configuration: 128 GB, Dimensions and weight: Height: 290.00 mm, Width: 92.60 mm, Depth: 292.80 mm, Weight: Minimum: 3.85 kg, Maximum: 5.30 kg, Ubuntu Linux 20.04, 3y ProSupport and Next Business Day Onsite Service