Kingston 2 GB DDR2 SDRAM Memory Module 2 GB (1 x 2 GB) 667MHz DDR2667/PC25300 NonECC DDR2 SDRAM 240pin KTM4982/2G 2GB (1 x 2GB) 667MHz DDR2-667/PC2-5300 Non-ECC DDR2 SDRAM 240-pin