What is the maximum speed of the DDR3 RAM? - Quora
How much RAM do you need, should you upgrade it, and will it speed up your PC? | Extremetech
G.SKILL Releases The World's Fastest DDR3 32GB (8GBx4) Memory at 3000MHz Extreme Speed Designed for 4th Gen Intel Core Processors and Z87 Motherboards - G.SKILL International Enterprise Co., Ltd.