Amazon.com: Crucial 8GB Single DDR4 2666 MT/s (PC4-21300) SR x8 DIMM 288-Pin Memory - CT8G4DFS8266 : Everything Else
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
Amazon.com: Crucial 8GB Single DDR4 2400 MT/s (PC4-19200) DR x8 DIMM 288-Pin Memory - CT8G4DFD824A : Everything Else
Amazon.com: Crucial 16GB Single DDR4 2666 MT/s (PC4-21300) DR x8 DIMM 288-Pin Memory - CT16G4DFD8266 : Everything Else
Cisco 32-GB DDR4 Registered Dual in-Line Memory Module for Select Cisco Blade Servers and Cisco Rack Servers, 2666-MHz RDIMM, 2Rx4, Enhanced Limited Lifetime Hardware Warranty (UCS-MR-X32G2RS-H=) at Amazon.com