Memory Size: 4 GBMemory Technology: DDR2 SDRAMNumber of Modules: 2 x 2 GBMemory Speed: 667 MHzMemory Standard: DDR2-667/PC2-5300Signal Processing: Fully BufferedCompatibility: HP ProLiant Servers: BL460c, BL480c, DL160 G5, DL360 G5 Base, DL360 G5 Entry, DL360 G5 Performance, DL380 G5 Base, DL380 G5 Entry, DL380 G5 High Performance, ML350 G5, ML350 G5 Base, ML350 G5 Entry, ML370 G5 Base, ML370 G5 Entry, ML370 G5 Performance,