Full Details on Amazon.com : http://www.amazon.com/gp/product/B00KFNMZTG?tag=tsukuyomi-20
New! 4GB (2X2GB) DDR2-800 SODIMM Laptop Memory PC2-6400
Could be Samsung Kingston Hynix Smart Corsair Elpida Micron or Nanya
Warranty LIFETIME WARRANTY
WorldWide Shipping to most countries USA
Capacity 4gb 2x3gb - You receive 2 Stick of the 2gb SODIMMS for a total of 4gb