Crucial RAM 32GB DDR4 3200MHz CL22 (or 2933MHz or 2666MHz) Laptop Memory CT32G4SFD832A at Amazon.com
32GB DDR4 3200MHz DIMM PC4-25600 UDIMM Non-ECC CL22 2Rx8 1.2V 288-Pin Desktop PC RAM Memory Module M378A4G43AB2-CWE at Amazon.com
Kingston 32 GB DDR4-3200 MHz Reg ECC Module at Amazon.com
A-Tech 32GB RAM Kit for Lenovo ThinkStation P350 SFF Small Form Factor (4 x 8GB) DDR4 3200 MHz PC4-25600 ECC Unbuffered UDIMM 288-Pin 1Rx8 Single Rank Server Memory Upgrade at Amazon.com