@zukzuk there is negligible difference in performance between DDR2 and DDR3 but the DDR3 route is better as DDR3 are becoming mainstream and DDR2 will be soon phased out...
+1 for witcherx suggestions of DDR3 Mobo...
But if you still want to go DDR2 route, then this mobo should be good...
http://www.newegg.com/Product/Prod [...] 6813128387