Hardware Spec Index

Caldera DR-2637 Ultra DDR4-4000 64GB (2×32GB) CL18 Kit

Memory · Caldera · SKU DR2637-ULTRA · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index8,900 (Memory scale)
Category rank#39,587
Street price$359
Power8 W
Performance per dollar24.79
Released2021

Specifications

BrandCaldera
ModelCaldera DR-2637 Ultra
Memory typeDDR4 UDIMM (288-pin)
SpeedDDR4-4000 (4,000 MT/s)
Kit capacity64 GB (2 × 32 GB)
Timings18-22-22-52
CAS latencyCL18
First-word latency9.00 ns
Voltage1.35 V
ProfileIntel XMP 2.0
ECCNon-ECC
Power managementMotherboard-regulated
Heat spreaderAluminum, RGB lighting

Related guides

DDR4 vs DDR5CAS Latency (CL) and RAM TimingsXMP vs EXPODDR5 Memory Explained

Similar Memory

ModelBenchmarkPriceCompare
Caldera DR-5363 Pro DDR4-3200 32GB (4×8GB) CL16 SO-DIMM Kit5,861$169Compare
Caldera DR-5878 Pro DDR4-3600 64GB (2×32GB) CL18 Kit8,163$359Compare
Caldera DR-7845 Ti DDR4-3000 8GB (2×4GB) CL15 SO-DIMM Kit2,285$29Compare
Mirenta DR-4828 Ultra DDR5-8400 96GB (2×48GB) CL40 SO-DIMM Kit8,008$319Compare
Altrix DR-4458 Ti DDR5-4800 32GB (2×16GB) CL40 Kit2,237$29Compare
Altrix DR-4264 Plus DDR4-3000 32GB (2×16GB) CL16 Kit4,481$89Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-2637 Ultra DDR4-4000 64GB (2×32GB) CL18 Kit”, https://vextor7.com/item/961703 (accessed 2026-10-26).