The Samsung 256MB PC2100 266MHz M470L3224DT0-CB0 SODIMM Laptop/Netbook Memory is a DDR1 SDRAM memory module designed for computers and laptops. With a bus speed of PC-2100 (DDR-266), this SO-DIMM memory module provides reliable and efficient performance for your device. As a trusted brand like Samsung, you can be assured of quality and compatibility with this memory module. Upgrade your system's memory capacity with this dependable and high-performing RAM.