CORSAIR Vengeance Pro Series 16GB (4 x 4GB) DDR3 DRAM 2133MHz C9 Memory Kit for DDR3 Systems Great looking, great overclocking memory Optimized for compatibility with the CPUs and motherboards Next-generation density for the ultimate power user Memory Type: DDR3; Speed: 2133MHz Built for overclocking Designed for great looks Performance and Compatibility Perfect size Compatible with Intel 3rd and 4th Generation Core Processors