Exact name of my board is MSI MS-6309 Lite PCB revision 2.0
overview page - http://www.msi.com/index.php?func=proddesc&maincat_no=1&cat2_no=&cat3_no=&prod_no=352
BIOS download page - http://www.msi.com/index.php?func=downloaddetail&type=bios&maincat_no=1&prod_no=352