(This is a hardware modified CPU that fit directly onto a Socket 775 motherboard・ you do not need to cut the motherboard socket and risk the damage!)<br />This cpu support LGA775 G31/G41/P31/P35/P41/P43/P45 mainboard (Can't support X38 and X48/Q35/Q45 chip's mainboard)<br />before you buy the processor・pls make sure the processor can work on your motherboard・if you don't sure・pls contact me.thanks!