Axiom 4GB DDR3-1066 SODIMM for Toshiba - PA3677U-1M4G (PC3 8500) PA3677U-1M4G-AX<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Powerful performance - DDR3 nearly doubles the speed of DDR2 by offering faster data rates</li><li>Low Power Consumption - DDR3 operates on a reduced supply voltage thanks to its efficient design.</li><li>Higher Bandwidth and Density - DDR3 allows better computer performance thanks to the fastest data transfer rates available.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41qL43eVhkL.jpg" noproxy>