HP 773078-501 - System board (motherboard) - Includes an AMD A8-7100 quad-core processor (1.8GHz, 4MB total Level-2 cache, 17W TDP), AMD A76M FCH c

System board (motherboard) - Includes an AMD A8-7100 quad-core processor (1.8GHz, 4MB total Level-2 cache, 17W TDP), AMD A76M FCH chipset, and AMD Radeon R6 M255DX graphics with 2GB discrete memory - For use in models with Windows 8.1