MemoryMasters 2GB (2x1GB) DDR SODIMM (200 pin) 333Mhz DDR333 PC2700 FOR Apple Mac Memory PowerBook G4 1.5GHz 12-inch SuperDrive (M9691LL/A) 115 2 GB (2x1GB)
DDR SDRAM (double data rate synchronous dynamic random access memory). Twice the bandwidth of SDRAM. SUPPORTS DUAL CHANNEL . JEDEC standards for speeds of DDR SDRAM