Apple - MB193G - PC Memory - 800MHz ECC FB-DIMM 2 x 2 - DDR2 2 x 2 GB RAM (MB193G / A)
Apple - MB193G - PC Memory - 800MHz ECC FB-DIMM 2 x 2 - DDR2 2 x 2 GB RAM (MB193G / A) - 2 x 2 GB, ECC PC2-6400 DDR2 RAM, 800 MHz, 2 modules, RAM: 4000 MB DDR2-SDRAM FB-DIMM 240-pin, 800 MHz, 2 x 2048 MB