Yes, it will support the barton
http://www.asus.com.tw/support/cpusu...pusupport.aspx
give that a look for all supported processors.
As far as is it worth it, that's your call. Personally I *probably* wouldnt, but I am not the biggest spender

You may get different opinions. If you do a lot of DV editing it may be worth it, but for gaming i wouldnt spend the extra $$.