Help AMD 6400x2

vista 32

CPU: AMD 4600+x2

Motherbord: Msi k9n sli platinum

GPU: 8800gt Sli

RAM: 2G corsair 800Mhz

My motherbord Bios v. 1.0

and i want to buy AMD 6400+x2 , someone say that i need to update my Bios v.

what i need to do to update my bios.

please help me?

Why you need to update BIOS ?

If 4600+ working I think 6400+ work as well

http://global.msi.com.tw/index.php?func=prodcpusupport&prod_no=251&maincat_no=1&cat2_no=171&cat3_no=#menu

6400+ working with that board & MAYBE you need to update BIOS

because of

http://www.gamespot.com/pages/forums/show_msgs.php?topic_id=26019010