This is a Genuine Dell Optiplex 745 Desktop DT Motherboard Intel Q965 (ICH8) Express Chipset - Supported Processors: Intel Core 2 Duo 1066MHz FSB Socket T with Dual Core technology XD, EM64T, 2MB and up to 4MB L2 cache, EIST and VT (E6000 series); Intel Pentium D 800MHz FSB Socket T with Dual Core technology XD, EM64T, 2x2MB L2 cache, EIST, and VT on 950/960 (900 series); Intell Pentium D 800MHz FSB Socket T with Dual Core technology XD, EM64T, 2x1MB L2 cache (800 series); Intel Pentium D 800MHz FSB Socket T with Dual Core technology XD, EM64T, 2x1MB L2 cache (800 series); Intel Celeron D 533 MHz FSB Socket T with XD and EM64T (300 series) - Supported Memory: Four DIMM Slots; Dual channel shared DDR2 SDRAM system memory. Unbuffered, non-ECC DIMMs only; 533MHz (4-4-4 latency), 667MHz... Less

Dell Xps 8300 Desktop Computer XPS 8300 8GB DDR3 SDRAM at 1333MHz - 4 DIMMs 2nd Generation Intel Core i7-2600 processor (3.4GHz with 8MB Cache) No Monitor 1TB - 7200RPM, SATA 3.0Gb/s, 16MB Cache Single Drive: 16X CD/DVD burner (DVD+/-RW) w/double layer write capability AMD Radeon HD 6670 1GB DDR5 THX TruStudio PC Standard USB 2.0 + 10/100/1000 Ethernet