Does my motheboard support dual channel ram?

dimamu15

Distinguished
Feb 7, 2011
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Oh!
Here is what I have: http://img404.imageshack.us/img404/8262/ramfl.jpg
Can't I combine different speed ram? Should I just buy 2x1GB DRR2 533 sticks instead of 667. Or maybe even take out these two installed and just go with 2x1 667 dual channel sticks.