Crucial 32GB 288-Pin SDRAM ECC LR DIMM DDR4 2666 (PC4 21300) Server Memory Model CT32G4LFD4266 - Newegg.com
Twitter 上的RetiredEngineer®:"Both DDR4 and DDR5 DIMMs use 288-pin sockets, but they are mechanically different. You can make CPUs with memory controllers that support both DDR4 and DDR5 but you can't make