HP Pavilion Elite e9150t Desktop PC with Intel Core i7-920 processor 2.66GHz 1MB L2 + 8MB shared L3 cache with QPI Technology, 6 GB RAM, 750GB 7200 rpm SATA Hard Drive, 1GB ATI Radeon HD 4650 (DVI, HDMI, VGA Adapter), LightScribe 16X max DVD+/-R/RW SuperMulti drive, Windows Vista Premium 64-bit HP Pavilion Elite e9150t Desktop PC Intel Core i7-920 processor 2.66GHz 1MB L2 + 8MB shared L3 cache with QPI Technology 6 GB RAM, 750GB 7200 rpm SATA Hard Drive, 1GB ATI Radeon HD 4650 (DVI, HDMI, VGA Adapter) LightScribe 16X max DVD+/-R/RW SuperMulti drive, Windows Vista Premium 64-bit