HP 643242-001 HM65-based motherboard (Hoffman 1.0 platform) supporting Intel Core i3/i5/i7 processors from the Sandy Bridge and Ivy Bridge generations. LGA1155 socket with integrated graphics support. Includes dual-channel DDR3 memory slots, standard SATA connectivity, and PCIe slots for expansion cards. Form factor compatible with HP's compact 6470 chassis and similar SFF/ultra-dense configurations. Typical applications include office workstations, thin clients, and entry-level business desktop replacements where space and power efficiency matter. Refurbished unit tested and guaranteed; available via quote from G5 Network Group.