Patriot Signature DDR3 8 GB (2 x 4 GB) CL11 PC3-12800 (1600MHz) 240-Pin DDR3 Desktop Memory Kit PSD38G1600K Go to amazon.com Related posts Top ddr3 4gb dimm FeaturePC3-12800 (1600MHz) Data Rate240-Pin Dual in-line memory module for Desktop PCs8GB (2 x 4GB) Non-ECC Unbuffered kit100% Tested and compliant with RoHS standardsLifetime Warranty DescriptionPATRIOT SIGNATURE DDR3 8GB (2 X 4GB) CL11 PC3-12800 (1600MHZ) DIMM KIT