Type: Dell Precision T7500 Workstation. Seller refurbished unit may show minor signs of cosmetic blemishes.Processor: Dual Intel Xeon X5690 Six Core 3.47Ghz Processors. 24 Virtual Cores in Hyperthreading Mode! (Additional processor configurations available).Memory: 48GB. Supports up to 192GB of total memory, Three-channel memory architecture per processor with up to 1333MHz DDR3 ECCRegistered DIMM memory. Up to 9 DIMM slots; 6 slots (2 per channel) on motherboard and additional 3 slots on optional 2nd processor riser card (actual memory speed dependent on the processor capability)..Hard Drives: 500GB 7.2K PC SATA Drive (Additional hard drive configurations available).Drive Bays: Chassis supports up to five internal drives in a SATA boot plus four SATA drive configuration (10.0 TB maximum storage capacity).Raid Controller: Integrated LSI 1068e SAS/SATA 3.0GB/s controller supports host-based RAID 0 or 1. Optional PERC 6/i PCIe SAS/SATA/SSD hardware RAID cardsupports RAID 0, 1, 5, 10Graphics: Dual DVI 256MB Graphic Card (Additional graphic cards available).Operating System: Windows 7 Professional COA with Restore Disk for Easy Installation. OS is not Pre-installed (Installation services available on request).Power Supply: 1100 watt 85PLUS Power Factor Correcting (PFC) power supply.Optical Drive(s): DVDRW Drive.Dimensions: 55 Lbs, 22.3” x 8.5” x 22.26” (L x W x H)Networking: Integrated Broadcom 5761 Gigabit Ethernet controller. 2nd Gigabit port is available with the optional PCIe Broadcom Gigabit controller card.Expansion Slots: All full length except for slot 1; one PCI-e x16 Gen 2 wired as x4, two PCIe x16 Gen 2 slots wired as x8; two PCIe x16 Gen 2 graphics slots;one PCI-X 64bit/100MHz slots with support for 3.3V or universal cards, one PCI 32bit/33MHz 5V slot.Standard I/OPorts: Eleven USB 2.0: two on front panel, six on back panel, three internal; two IEEE 1394a: one front, one rear; one serial; one parallel;two PS/2, ne RJ-45; stereo line-in and headphone line-out on back panel; microphone and headphone connector on front panel,1 ESATA port on back panel.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.