TN78Y - Dell Compatible 32GB PC4-21300 DDR4-2666MHz 2Rx4 1.2V ECC Registered RDIMM by Hynix Server Memory Model HMA84GR7AFR4N-VK System Specific Memory - Newegg.com
A-Tech 32GB Replacement for Dell TN78Y - DDR4 2666MHz PC4-21300 ECC Registered RDIMM 2Rx4 1.2V - Single Server Memory RAM Stick (TN78Y-ATC) at Amazon.com
DELL TN78Y - 32GB 2Rx4 PC4-21300V-R DDR4-2666MHz by DELL