EDGE Tech 4GB DDR2 SDRAM Memory Module - 4GB - 667MHz DDR2-667/PC2-5300 - ECC - DDR2 SDRAM

667 MHz of memory speed makes your computer perform like an athlete 4 GB of memory to refine your computers performance DDR2 SDRAM interface multiplexes 2-bit data from memory cell and I/O buses to minimize processor idle time and enhance your computers performance