HP 16MB EDO DRAM, 16 MB, LaserJet 1100/2100/4000/4050/5000/8000/8100 Mopier 240/320, EDO DRAM, 1 x 16 MB HP 16MB EDO DRAM. Capacity: 16 MB, Compatibility: LaserJet 1100/2100/4000/4050/5000/8000/8100 Mopier 240/320, Internal memory type: EDO DRAM