ASUS P4-P5G41 Core 2 Duo E7500 2.93GHz 2GB 250GB DVDRW DL No Operating System Small Form Factor ASUS P4-P5G41 Core 2 Duo E7500 2.93 GHz Desktop PC General Features: Small form factor No Operating System! Intel Core 2 Duo E7500 2.93 GHz processor Intel 945GC + ICH7 chipset 2 GB DDR2 RAM (4 GB max.) 250 GB Hard drive DVD RW DL drive Integrated Intel Graphics Media Accelerator 950 graphics Integrated 10/100/1000 Mbps Gigabit Ethernet LAN