Toshiba NB Series NB305 compatible 2GB 667MHz DDR2 SO-DIMM Black Diamond memory. Compatible computer model: Toshiba NB Series NB305, NB205 N310/BN, NB305 SP1052L, NB300 10N, NB305 SP2001L, NB100 12U, NB200, NB200 11T, NB305 SP1051L, NB255 N245, NB300 10K, NB305 N310G, NB500-108, NB305 SP2001M, NB255 N240, NB100 12N. Black Diamond Memory offers the most extensive line of memory solutions today. With our decades of experience specializing in memory, Black Diamond Memory is a proven manufacturer to the semiconductor industry. Our great products combined with our world class service and support have helped us to where we are today. When you have an Black Diamond memory chip, you can count on it being the best available memory for your system. Our system specific Branded Memory line delivers in performance, and is designed to be guaranteed in compatibility with your system. Each of our memory chips come with a lifetime warranty for your peace of mind. Use our Upgrade Configurator to easily find the correct memory module for your system. Please keep in mind that this memory will ONLY work on the models listed above. 15% Restocking fee will apply for non-defective items.