http://www.abit.com.tw/page/ta/motherboard/motherboard_detail.php?pMODEL_NAME=BD7&fMTYPE=Socket+478http://www.abit.com.tw/page/ta/download/download_manual_detail.php?pFILE_TYPE=Manual&pMAIN_TYPE=Motherboard&pTITLE_ON_SCREEN=BD7&pSOCKET_TYPE=Socket%20478