Sodimm DDR2 800MHz (PC2-6400) 2GB Part No : SODI102GBN/6400/2-BX FEATURES Sodimm memory modules for laptops Technology: DDR2 Speed: 800Mhz – PC2-6400 Backward compatible* 533 MHz – PC2-4300 667Mhz – PC2-5300 Capacity: 2GB Number of pins: 200 Case latency: 6 10 years warranty

* Backward compatible means that the module could work at the different mentioned speed, depending on the speed required by the system. Example: If you upgrade your laptop, which requires a DDR2 533Mhz speed, with the PNY DDR2 667Mhz, the memory module will work as a DDR2 533Mhz within this laptop.