Kingston 4GB DDR2 SDRAM Memory Module - 4GB (2 x 2GB) - 667MHz DDR2 SDRAM - 240-pin

240-pin for faster, dependable performance and better access to data and information Registered signal processing allows convenient and easy reconfiguration according to your requirements 2 x 2GB modules for dependable storage efficiency and maximum convenience Up to 667 MHz speed is enough to run heavy software smoothly while surfing web with dozens of tabs open 4 GB of memory to refine your computers performance 240-pin-pin DDR2 SDRAM interface multiplexes 2-bit data from memory cell and I/O buses to minimize processor idle time and enhance your computers performance Desktop PC device support for your ram module to allow maximum efficiency and dependability Enables efficient and smooth execution of all your heavy-duty applications with maximum productivity