Full Details on Amazon.com : http://www.amazon.com/gp/product/B00AE7WPXE?tag=tsukuyomi-208GB 2X4GB Memory RAM 4 Lenovo Thinkpad T400 2764 2765 2766 2767 2768 2769 DDR3 SODIMM204PIN SODIMM DDR3 SDRAM DDR3-PC8500 NON ECC 2PCS KIT 8 OR 16 CHIPS