HP Pavilion M9400F Elite Desktop PC (2.4 GHz AMD Phenom X4 9750 Quad Core Processor, 8 GB RAM, 750 GB Hard Drive, DVD Drive, Vista Premium) (Discontinued by Manufacturer) Desktop PC with 2.4 GHz AMD Phenom X4 9750 Quad Core Processor with 2MB L2 Cache 8GB PC2-6400 DDR2 SDRAM Memory (4x2408MB for Ultimate Performance), 750GB 7200RPM SATA 3Gb/s Hard Drive ATI Radeon HD 3650 Graphics Card with 512MB Dedicated Graphics Memory SuperMulti DVD Burner with LightScribe Technology, Wireless LAN 802.11b/g/ Windows Vista Home Premium, dims in inches: 7.0 (W) x 15.51 (L/D) x 16.61 (H) approx., 24.25 lbs approx