Type: HP Z Series Z240 Workstation. Seller refurbished unit may have minor scratches and scuffs.Processor: Single Intel Xeon E3-1220V5 Quad Core 3Ghz Processor. (Additional processor configurations available).Memory: 32GB. Supports up to 64GB of total memory, 4 DIMM slots, supporting up to 64GB ECC/non-ECC, DDR4 2133 MT/s or 2400 MT/s speed depending onthe CPU selection..Storage: 500GB 7.2K PC SATA Hard Drive (Additional configurations available).Drive Bays: 2 external Half Height 5.25" Bays, 1 external 9.5mm Slim Optical Drive Bay, 2 internal 3.5" Drive Bays, and 1 internal 2.5" Drive Bay Raid Controller: Integrated SATA Controller, RAID 0,1 supported: 4x 6 Gb/s ports.Graphics: Nvidia Quadro K620 2GB GDDR3 Graphic Card (Additional graphic cards available).Operating System: Windows 10 Professional COA with Restore Disk for Easy Installation. OS is not Pre-installed (Installation services available on request).Power Supply: 400 watts wide-ranging, active Power Factor Correction, 92% EfficientOptical Drive(s): DVDRW Drive.Dimensions: 26 Lbs, 17.4'' x 6.7'' x 15.7'' (L x W x H)Networking: Integrated Intel I219LM PCIe GbE Controller (Intel vProwith Intel AMT 11.0) Slots: 1 PCIe Gen3 x16 slot, 1 PCIe Gen3 x4 slot /x16 connector, 1 PCIe Gen3 x4 slot/x4 connector, 1 PCIe Gen3 x1 slot, 1 PCI slot 32-bit (optional), 1 M.2 slot (PCIe Gen3 x4)Front Ports: 2 USB 3.0, 1 USB 2.0, 1 USB 2.0 Charging Data Port, 1 Headphone, and 1 MicrophoneRear Ports: 1 DVI-D Single Link and 2 DisplayPort (DP 1.2) outputs from Intel HD Graphics (available on specific processors only); 4 USB 3.0 ports, 2 USB 2.0 ports, 1 serial port (optional), 1 parallel port (optional), 2 PS/2, RJ-45 (LoM), 1 Audio Line-in, and 1 Audio Line-out, Microphone; 2 IEEE 1394b ports (optional)Internal Ports: 1 USB 3.0 and 3 USB 2.0 ports available as 2 separate 2x10 (3.0 x1, 2.0 x1) and 2x5 (2.0 x2) header: supports one HP Internal USB 2.0 Port Kit and one USB 3.0 Media Card Reader.Peripherals: Power Cable Included. Mouse, Keyboard, and Video Cable Not Included.*Systems are built to order and fully customizable. Please call for more information. Note that a stock photo is used and unit may differ depending on configuration.