DDR4-2666 Server Memory

Key takeaways

• 2,042 listings match this collection right now.
• DDR4-2666 modules run at a JEDEC-defined CL19 latency, looser than the tighter timings JEDEC sets for the faster 2933 and 3200 speed grades.
• Single-socket Xeon E3 platforms from this same era topped out at DDR4-2400 unbuffered memory, below the 2666 speed the two-socket registered platforms of the time reached.
• DDR4-2666 modules span capacities from single-rank 8GB and 16GB builds up to quad-rank LRDIMM parts at 64GB and beyond, all sharing this one speed grade.