Used DRAM Module 72Pin SIMM FPM and EDO 4MB, 8MB, 16MB, 32MB 168Pin DIMM SDRAM 32MB, 64MB, 128MB, 256MB, 512MB 144Pin SO-DIMM SDRAM 64MB, 128MB, 256MB, 512MB 184Pin DIMM DDR 128MB, 256MB, 512MB, 1GB 200Pin SO-DIMM DDR 256MB, 512MB, 1GB Micro-DIMM SDRAM and DDR 256MB, 512MB