Acer AMD A6-3620 2.2Ghz Desktop PC | AM3470G-UW10P Acer Aspire AM3470G-UW10P Fusion Quad-Core A6-3620 2.2 GHz Desktop PC General Features: Microsoft Windows 7 Home Premium 64-bit pre-installed w/CoA AMD Fusion A6-3620 2.2 GHz quad-core processor Turbo Core Technology up to 2.5 GHz 4 MB cache AMD A75 Fusion chipset 4 GB DDR3 RAM (16 GB maximum) 500 GB SATA hard drive DVD RW DL SATA drive AMD Radeon HD6530D Graphics