HP TouchSmart IQ846 Desktop PC (Discontinued by Manufacturer) Intel Core 2 Duo Processor P7350, NVIDIA GeForce 9600 M GS HD graphics module with 512MB dedicated video memory 4GB PC2-6400 DDR2 SDRAM memory (2x2048MB for ultimate performance) (expandable to 8GB if original memory removed and replaced 2 x 4GB in 2 slots) 750GB (7200 RPM) hard drive stores up to 161,000 songs or 129,000 photos. Genuine Windows Vista Home Premium 64-bit edition Touch-enabled 25.5 inch diagonal widescreen BrightView LCD with tilt adjustment (1920 x 1200)