HP 840706-001 is a 512GB solid-state drive intended for data storage in compatible computers. Its M.2 form factor provides a compact drive format, while the SATA-3 interface identifies the connection type. The storage uses TLC flash memory.
HP’s service guide lists this exact part number among the mass-storage options for the ProBook 640 G2, 645 G2, 650 G2 and 655 G2 families. It can serve as a storage replacement or capacity component where the computer supports this drive specification.