(12 Cores/25MB/20T/2.1GHz to 4.9GHz/65W); supports Win11/Win11 DG/Linux) , 260 W internal power supply unit (PSU), 85% Efficient, 80 Plus Bronze , Trusted Platform Module (Discrete TPM Enabled) , 8x DVD+/-RW 9.5mm Slimline Optical Disk Drive  , 8GB (1X8GB) DDR5 Non-ECC Memory , M.2 2230 512GB PCIe NVMe Class 35 Solid State Drive (EM) , European Power Cord , Internal Speaker , Dell Optical Mouse-MS116 - Black , Dell Wired Keyboard-KB216 - Arabic (QWERTY) - Black , Ubuntu Linux 20.04 ,  3Yr