G.SKILL RipjawsX Series 16GB (2 x 8GB) 240-Pin DDR3 SDRAM DDR3 1866 (PC3 14900) Desktop Memory Model F3-14900CL10D-16GBXL. This 16gb ram kit is split across two 8gb sticks to give you maximum dual channel support for DDR3 AMD & Intel Z77/Z68/P67 systems. Running at PC3-14900 and at an 1866MHz clock rate with timings of 10-11-10-30 (CL10), this is fast overclockable ram that operates at 1.5V. The 2x8GB modules each have 240 pins. Equipped with new style red RipjawsX Series heatsinks. Intel XMP Ready memory This is the perfect RAM for a desktop. You won't have any issues running full speed with XMP coupled with a compatible processor. The look and quality of the Heat sinks is great and will keep your system running cooler. They aren't too large, they dissipate the heat heat very well, and you'll just love the look.
The F3-14900CL10D-16GBXL from G.Skill offers you 16GB (2 x 8GB) of DDR3-1866 RAM. This 240-pin DIMM memory comes in a Black / Red design. Advanced specifications of this RAM are: CAS Latency of 10, voltage of 1.5V, unregistered/unbuffered, Non-ECC, and has a heatsink/cooler installed.