 "Crucial - DDR4 4 GB DIMM 288-pin" " Crucial 288-pin CT4G4RFS8213 Server Memory CDW.com
"More speed. More bandwidth. More efficient. Next generation DDR4 memory is here.Overcome one of your greatest server limitations: memory. From networking, cloud computing, and virtualization to HPC, Big Data and more, memory - dependent server applications require increasingly higher densities of memory and higher levels of performance than are attainable on current DDR3 technology. Enter Crucial DDR4 server memory.This product is a 4GB DDR4 server module that operates at speeds up to 2133 MT/s and has a CL15 latency. It is a Registerred DIMM (RDIMM) with Error Correction Code (ECC). It conforms to the industry standard DDR4 RDIMM layout of 288 pins and is compatible with systems that take DDR4 2133MT/s RDIMM memory." 
 "HyperX FURY - DDR4 64 GB: 4 x 16 GB DIMM 288-pin" " HyperX 288-pin HX424C15FBK4/64 System Memory (RAM) CDW.com
"HyperX FURY DDR4 automatically recognizes the platform it's plugged into and automatically overclocks to the high frequency for hassle-free, plug-and-play functionality. HyperX FURY DDR4 is a minimal investment in premium components that results in faster speeds, higher performance and enhanced reliability - plus it looks really cool. It stays cool, too, thanks to low power consumption resulting in less heat, with a lower voltage specification than DDR3. Its stylish, low-profile design complements the look of the PC hardware while helping you stand out from the crowd of squared designs." 