128GB DDR4 Server Memory

Key takeaways

• 711 listings match this collection right now.
• 128GB DDR4 modules reach that capacity through load-reduced buffering or 3D-stacked die construction, since standard registered dual-rank designs cannot pack enough DRAM into one module at this size.
• These modules carry a higher rank count than 32GB or 64GB DDR4 RDIMM, so they have to populate a channel alongside modules of matching rank, not alongside lower-rank RDIMM.
• Platform qualification for 128GB DDR4 is narrower than for smaller capacities, so a server's memory support guide has to list this capacity by name before ordering.