GRADE A2 Processor • Intel Core i 7-11700 2.5 Ghz 8 Core CPU • Maximum Turbo Frequency 4.9 Ghz• Cache 12MB Memory •16GB DDR4 3200 Mhz RAM• Supports up to 32GB•2 x DIMM sockets (1 Used) Hard Drive •500GB NVMe SSD Boot Drive Optical Drive • No ODD Software • No OS Chipset •H510 Graphics • Intel® UHD Graphics 750 Audio • High-Definition Audio 5.1 channel Input Devices • No Keyboard or Mouse Included Networking • Realtek 10/100/1000 LAN Power Supply •250 watts Dimensions • Height 350mm• Width 170mm• Depth 365mm Interfaces •1 x PS/2 Keyboard Port•1 x D-Sub VGA Port•1 x HDMI Port•6 x USB (Universal Serial Bus) 2.0 Port (2 front 4 rear)•4 x USB (Universal Serial Bus) 3.1 (2 front 2 rear)•1 x RJ-45 Port•3 x Audio Jacks Expansion •1 x PCI-e x 16 Slot•2 x PCI-e x 1 Slots Case •m ATX Case Warranty / Miscellaneous •3 Year Standard Warranty (1 Month Collect and; Return 1 Year Parts 3 Years Labour)•UK Tech Support by Punch Technology (Tel 0330 058 3037) .