HP 688851-001 - System board (motherboard) - Includes replacement thermal material - For use in models equipped with an AMD E300 processor Retail
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HP 688853-501 - System board (motherboard) - For use in models equipped with an AMD E2-1800 processor and Windows 8 Standard Edition - Includes rep Retail
HP 646979-001 - System board (motherboard) - For use in models equipped with an AMD E240 processor - Includes replacement thermal material Retail
HP 688853-601 - System board (motherboard) - For use in models equipped with an AMD E2-1800 processor and Windows 8 Professional Edition - Includes Retail