HP TouchSmart 520-1020 All-in-One Desktop (2.6 GHz Intel Pentium Processor, 4GB DDR3, 500GB HDD, Windows 7 Home Premium) Black (Discontinued by Manufacturer) Intel Pentium Processor 2.6GHz 4GB SDRAM RAM 500GB 7200RPM Hard Drive 23-Inch Screen, Intel UMA Windows 7 Home Premium