Memory Size 4 GB Memory Technology DDR3 SDRAM Number of Modules 1 x 4 GB Memory Speed 1333 MHz Extended specifications Technical Information Memory Size 4 GB Memory Technology DDR3 SDRAM Number of Modules 1 x 4 GB Memory Speed 1333 MHz Memory Standard DDR3-1333/PC3-10600 Signal Processing Registered Miscellaneous Compatibility HP ProLiant G6 Server Series: "BL460c "DL160 "DL380 "ML150