HP Pavilion M9402F Elite Desktop PC (2.3 GHz AMD Phenom X4 9650 Quad-Core Processor, 7 GB RAM, 640 GB Hard Drive, DVD Drive, Vista Premium) (Discontinued by Manufacturer) HP Pavilion M9402F Elite Desktop PC Desktop PC with 2.3 GHz AMD Phenom X4 9650 Quad-Core Processor with 2MB L2+2MB shared L3 Cache 7GB PC2-6400 DDR2 SDRAM memory (3x2048MB 1x1024MB) (expandable to 8GB), 640GB 7200RPM SATA 3Gb/s hard drive NVIDIA GeForce 6150 SE Graphics with TurboCache with 128MB dedicated graphics memory/ Up to 1343MB Total Available Graphics Memory SuperMulti DVD Burner with LightScribe Technology, Wireless LAN 802.11b/g/n