"Supports dual channel DDR2 400/533/667/800, using four 240-pin DDR2 DIMMs.
Supports the memory size up to 4GB
Supports 1.8v DDR2 SDRAM DIMM "
These are spec's from my motherboards webpage.
I've included a few screen shots of some products, but there seems to be a big difference in prices and I'm not sure which is compataible with my board.
I hope these screen shots aren't too small to read....hmm