Patriot Viper 3 Black Mamba 16GB DDR3 1866 MHz CL10 UDIMM Memory Kit (2 x 8GB) 16GB (2 x 8GB) Capacity, 1866 MHz Clock Speed, PC3-15000, 240-Pin UDIMM, 1.5V, 10-11-10-30 Timings, Unbuffered, Non-ECC, XMP 1.3 for Automatic Overclocking, Heat Spreader,...