In this review, we'll be taking a look at the Elixir's DDR3-1333 PC3-10600 4Gb kits. These modules are rated to run at 667Mhz (DDR3-1333 PC3-10600) with memory timings of 9-9-9-24. They come as 2 sticks of 2Gb with memory ICs on each side of the module.

"Gone are the notations that 4Gb DDR3 memory kits are expensive and out of reach for many users. Elixir have now produced affordable DDR3-1333 4Gb kits for the masses. If you're mainstream user who wants to use a 64-bit version of Windows and also wants the benefits of having 4Gb of installed ... then these Elixir DDR3-1333 4Gb kits are worth considering. For all you gamers and hardcore enthusiasts ... you might want to look elsewhere."

http://www.cpu3d.com/review/6451-1/elixir-ddr3-1333-pc3-10600-4gb-kit/introduction.html