Dell Optiplex GX260 SFF Computer Full Size Tower - Pentium 4 (2.4GHz) - 40GB Hard Drive, 512MB RAM, CD-RW Mouse, Keyboard, and Power Cables Comes with Windows XP Professional SP3 & All Updates Preinstalled, CD-RW Drive Optical Drive (Records CD's), 40GB Hard Drive and 512 MB RAM 6 x USB 2.0; 1 x serial; 1 x parallel; 1 x RJ-45; 2 x PS/2; 1 x VGA; microphone jack; stereo in; stereo out