Komputerbay 1GB (512MBx2) DDR SODIMM (200 pin) 266Mhz DDR266 PC2100 FOR Apple Mac Memory iBook G4 1.42GHz 14 Super Drive (M9848LL/A) 172" 1 GB (512MBx2)
DDR SDRAM (double data rate synchronous dynamic random access memory). Twice the bandwidth of SDRAM. JEDEC standards for speeds of DDR SDRAM