HP Pro3090 Desktops Quick Specs HP Pro 3090 - Intel Dual Core E5400 2.7Ghz / Intel G43 Express Chipset / Intel Media Accelerator Integrated Graphics / Integrated Audio / Integrated Gigabit Ethernet / 1GB DDR3 RAM / 320GB SATA HDD / No Optical Drive / No FDD / 1 PCI / 2 PCI 1x / 1PCI 16x / 4 DIMM Slots / 6+2 USB / 1 Serial / 1 Parallel / Audio In / Audio Out / Front Mic port / Front Headset port / FreeDOS / 3-3-3 warranty   Quick Specs HP Pro 3090 - Intel Core2Duo E7500 2.93Ghz / Intel G43 Express Chipset / Intel Media Accelerator Integrated Graphics / Integrated Audio / Integrated Gigabit Ethernet / 1GB DDR3 RAM / 320GB SATA HDD / No Optical Drive / No FDD / 1 PCI / 2 PCI 1x / 1PCI 16x / 4 DIMM Slots / 6+2 USB / 1 Serial / 1 Parallel / Audio In / Audio Out / Front Mic port / Front Headset port / FreeDOS / 3-3-3 warranty   Quick Specs HP Pro 3090 - Intel Core2Duo E7500 2.93Ghz / Intel G43 Express Chipset / Intel Media Accelerator Integrated Graphics / Integrated Audio / Integrated Gigabit Ethernet / 2GB DDR3 RAM / 160GB SATA HDD / DVDWriter Drive / No FDD / 1 PCI / 2 PCI 1x / 1PCI 16x / 4 DIMM Slots / 6+2 USB / 1 Serial / 1 Parallel / Audio In / Audio Out / Front Mic port / Front Headset port / Windows 7 Professional (Downgradable to Windows XP Professional) / 3-3-3 warranty   Note : Choice of 15.6" Wide / 18.5" Wide / 19” Wide TFTs