Should be, that board supports up to at least DDR2 800 with a dual core and DDR2 1066 with a Quad.
According to the specs. PC 5300 or PC 5400 aka DDR2 667
"Support for DDR2 1066 (Note 2)/800/667 MHz memory modules"
Is it giving you problems?Edited by The Duke - 7/6/08 at 11:14am