for athlon 64
*www.msi.com.tw/program/products/mainboard/mbd/pro_mbd_list.php?kind=1&CHIP=51&NAME=Socket
for both athlon 64 and athlon 64 fx
*www.msi.com.tw/program/products/mainboard/mbd/pro_mbd_list.php?kind=1&CHIP=68&NAME=Socket
hope it helps,
bye...