2GB DATARAM DDR2 PC2-4200 200 PIN SO DIMM FOR Toshiba Satellite A135 (945 Chipset) Lifetime Warranty 2GB Module (1 X 2GB) DDR1 SDRAM PC2-4200 (DDR2-533) SO-DIMM Dataram, a trusted brand name since 1967 100% compatibility guarantee or full money back Compatible with Toshiba Satellite A135 (945 Chipset)