Kingston Hyper X X1 Black Series 8GB DDR3 1600 (PC3 12800) 240-Pin SDRAM Dual Channel Kit XMP LE with Free World of Tanks Premium Upgrade KHX1600C9D3X1K2/8GX (B005KG43M0) | Amazon price tracker /
Kingston HyperX Plug n Play 8 GB Kit (2x4GB Modules) 1600MHz DDR3 SODIMM Notebook/Netbook Memory 8 Dual Channel Kit (PC3 12800) 204-Pin KHX1600C9S3P1K2/8G at Amazon.com