 "HyperX FURY - DDR4 64 GB: 4 x 16 GB DIMM 288-pin" " HyperX 288-pin HX421C14FBK4/64 System Memory (RAM) CDW.com
"HyperX HX421C14FBK4/64 is a kit of four 2G x 64-bit (16GB) DDR4-2133 CL14 SDRAM (Synchronous DRAM) 2Rx8, memory module, based on sixteen 1G x 8-bit FBGA components per module. Each module kit supports Intel Extreme Memory Profiles (Intel XMP) 2.0. Total capacity is 64GB. This module has been tested to run at DDR4-2133 at low latency timing." 
 "Corsair Vengeance LPX Black 32GB (2x16GB) DDR4 PC4-17000 2133MHz Dual Channel Kit "@en 2x16GB | CMK32GX4M2A2133C13 Novatech"@en
"DDR4, 2133MHz, CL13, 1.2v, Lifetime Warranty"@en 
 Memory Type DDR4 (PC4-17000) Capacity 32GB (2 x 16GB) Tested Speed 2133MHz Tested Latency 13-15-15-28 Tested Voltage 1.2V Registered / Unbuffered Unbuffered Error Checking Non-ECC Memory Features XMP 2.0, Vengeance LPX Heatsink