Dell Optiplex GX620 Pentium D 2.80GHz 1Gb Ram DVD-RW Desktop PC -no HDD - Features Intel PentiumD - Speed: 2.80GHz - Bus speed: 800MHz - Memory: 1024MB DDR2 SDRAM - Memory slots: 4 DIM - Ports: Rear- 9 pin - 25 pin, 6x USB 2.0, Ethernet, VGA, audio in/out, 9 pin, 25 pin - Front- 2x USB, audio in/out, DVD/ROM/RW