Centon 2GB DDR2 SDRAM Memory Module - 2GB - 667MHz DDR2-667/PC2-5300 - Non-ECC - DDR2 SDRAM - 240-pin DIMM Allow convenient and fast access to the stored information your computer is actively using for maximum efficiency 667 MHz of memory speed makes your computer perform like an athlete 2 GB of memory to refine your computer's performance DDR2 SDRAM interface multiplexes 2-bit data from memory cell and I/O buses to minimize processor idle time and enhance your computer's performance 240-pin for optimal performance and maximum reliability Desktop PC device support for your ram module to allow enhanced performance and reliable memory solution DIMM form factor with 240-pin and 2 GB memory size effectively reduces minimizes the load on the server memory BUS to ensure maximum productivity Unbuffered signal processing provides reliable optimization for your required applications to allow maximum usability