Intel® Pentium® 4 dual-core 3.4 GHz processor with 2MB L2 cache Microsoft® Windows® XP Professional Compact 4-slot x 5-bay minitower with 400W power supply Intel Extended Memory 64 Technology for simultaneous 32-/64-bit computing Nvidia Quadra Q NVS 280 PCIx graphics solution with dual-display support Includes Dual-DVI to VGA adapter 512BM PC-4200 ECC DDR II memory (4 DIMM slots), dual-channel 40GB SATA, 80GB SATA hard disk drives 16x DVD, 4x Dual layer burner CD-R Drive WiFi card (I added this later) 2 Firewire ports, front & back 8 USB2 ports, 4 front 4 back I bought this high-end workstation to make a home theater PC but I never got to it. Very little use, upgraded with wifi card, used mostly by my kids for video games. Detailed specs are here: http://www.pc.ibm.com/ca/intellistation/mpro/features_specs.shtml http://www.pc.ibm.com/ca/intellistation/images/pws_mpro_v14_050315.jpg Location: Midcoast it's NOT ok to contact this poster with services or other commercial interests maine