G.Skill Trident Z RGB Series 16GB (2 x 8GB) 288-Pin SDRAM (PC4-25600) DDR4 3200 CL16-18-18-38 1.35V Dual Channel Desktop Memory Model F4-3200C16D-16GTZR at Amazon.com
ATP's DDR4-3200 Industrial DIMMs: Up to 128GB @ 1.2V for AMD & Intel
HMAA4GU6AJR8N-XN Hynix Replacement 32GB DDR4-3200 PC4-25600 Non-ECC Unbuffered Memory by NEMIX RAM at Amazon.com
64GB 2x32GB DDR4-3200 PC4-25600 2Rx8 ECC Unbuffered Server Memory by NEMIX RAM at Amazon.com
Micron MTA18ASF2G72PDZ-3G2R1 DDR4-3200 16GB/2Gx72 ECC/REG CL22 Server Memory at Amazon.com
Timetec 8GB DDR4 3200MHz PC4-25600 CL16 1.35V Non-ECC Unbuffered Single Rank Designed for Gaming and Graphic Compatible with AMD and Intel Desktop PC Computer Memory RAM Module Upgrade (8GB) at Amazon.com
Amazon.com : Axiom AA783421-AX 16 GB DDR4-3200 Ecc RDIMM Memory Module for Dell Server : Electronics
256GB 4x64GB DDR4-3200 PC4-25600 2Rx4 RDIMM ECC Registered Memory by NEMIX RAM at Amazon.com
256GB Kit (8 x 32GB) DDR4-3200 PC4-25600 ECC Registered Memory for ASRock Rack EPYCD8-2T Board by NEMIX RAM at Amazon.com
Micron DDR4-3200 32GB ECC/REG CL22 Server Memory at Amazon.com
NEMIX RAM 32GB Replacement for Samsung M393A4K40DB3-CWE DDR4-3200 ECC RDIMM 2Rx4 at Amazon.com