HP Envy 700 750 Series AMD Socket FM2b Orchid2-B Desktop Motherboard 782614-002.HP Part Number: 782614-002Compatible Part Numbers: 782614-502 782614-602 MS-7906Compatible Models: HP Envy Desktop CTO 700-500Z HP Envy 750-040z DT PC HP Envy 750-045z DT PC SeriesPlease note: Motherboards are part number specific. You must order by the exact part number of the motherboard you are replacing; this is required in order to avoid returns, delays and restocking fees. You can NOT go by the model or serial number alone! We obtain cross reference and compatibility information from the manufacturer (as well as other various sources); while we do this to the best of our ability, we do not guarantee its accuracy. If you are unsure, please check with your laptop manufacturer. Please order, based on the part number only!