Intell pentium 4 processor at 2.59 mhz with a 20 mg Hardrive and Windows XP not XP pro Intel Pentium 4 2.8 GHz (very fast) 512MB DDR RAM Memory 40GB Hard Drive CD/DVD Combo Optical Drive (Plays DVDs/Plays CD's), 2.5"Floppy Drive 10/100/1000 LAN Networking and Internet (Cable-DSL Internet Ready)