when I scanned my lenovo laptop and plug in the model number ,it says memory is ddr2 sdram pc2-5300 667 mhz but when I go into the computer’s system info, it says ddr2-SDRAM PC2-6400/800 MHz. and at the crucial stage there is need of lot more memory .so I am trying to buy right memory.so I am confused whose is telling right the chip or the computer screen . so if any one can help or tell where is the problem it mght help.
