With the introduction of Intel's X79 Express chipset, enthusiasts must now consider quad-channel memory kits, and vendors like Kingston are rushing to assert themselves in this new market. Pushing 4GB DDR3 modules to a very high 2133MHz frequency, Kingston's new KHX2133C11D3K4 kit offers 16GB of high-performance memory for your new LGA 2011 rig. Benchmark Reviews runs it through our test suite to see how it performs.