Amazon.com: OWC 32GB (2 x 16GB) PC19200 DDR4 2400MHz SO-DIMMs Memory Compatible with Mac Mini (Late 2018), 27" and 21.5" iMac (Mid 2017), and Compatible PCs (OWC2400DDR4S32P) : Everything Else
Dell 32GB Ram Memory Upgrade - DDR4; 3200MHz 8Gb BASE | Dell USA | Dell USA
HyperX Fury 32GB (2 x 16GB) DDR4 2400MHz DRAM (Desktop Memory) CL15 1.2V Black DIMM (288-pin) HX424C15FBK2/32 (Intel XMP, AMD Ryzen) Desktop Memory - Newegg.com