Full Details on Amazon.com : http://www.amazon.com/gp/product/B009KG7Y90?tag=tsukuyomi-20
4GB Memory RAM for Toshiba Satellite C655D-S5136 by Arch Memory
Arch Memory is a Registered Trademark of Arch Computer LLC
Pins 204 Pin
Data Transfer Rate 1066Mhz
System Type Laptops
Bus Type PC-8500
