Komputerbay 512MB DDR SODIMM (200 Pin) 333Mhz DDR333 PC2700 CL 2.5 512 MB for HP Dell Sony Compaq 512MB PC2700 DDR SODIMM 333 MHZ LAPTOP RAM 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. BRAND NEW 512MB PC2700 Sodimm DDR 333 Mhz Cl 2.5 Lifetime Warranty 100% COMPATIBLE MEMORY CAPACITY: 512MB