 "Kingston ValueRAM - DDR4 16 GB: 2 x 8 GB DIMM 288-pin" " Kingston 288-pin KVR21N15S8K2/16 System Memory (RAM) CDW.com
"ValueRAM is Kingston's value-priced line of industry-standard, generic memory intended for customers who have white box or generic computer systems, or who plan to purchase memory by specification. ValueRAM is designed to industry specifications tested, is 100% tested and is available at competitively low prices." 
 "Corsair Vengeance LPX - DDR4 32 GB: 2 x 16 GB DIMM 288-pin" " Corsair 288-pin CMK32GX4M2B3200C16 System Memory (RAM) CDW.com
"Vengeance Low Profile heat spreaders have a reduced height of 1.03". They're designed for high-performance systems with extra-large CPU coolers, small form factor system builds, or any other space-constrained application where you need high-performance memory but standard Vengeance modules might not fit." 