[Eggo]

The motherboard can see up to 16 gigs of memory but the DDR2 modules only go up to 2 gig max at the time.

Here they have 4 gig modules.

DDR2 DIMM Memory, DDR2 Memory, 240 Pin Memory, DDR RAM, 240-Pin DIMM, Cheap DIMM, 512 240 DIMM