Intel specs on your mobo says it supports 800,533 and 400 mhz Fsb, so it should be working. The bioid string is BF86510a.86a, it will support up to 4gb of ram. It is possible that you just got a bad board. The processor should have came with a cooling fan if it is needed. Can you reuse the fan mount from the old board to mount your cooler? If you got the board from newegg.com you might want to contract them for a replacement board before the thirty days is up from date of purchase. otherwize you will have to deal with intel for a replacement or repair on your board.