Hardware Spec Index

Caldera DR-6591 Ultra DDR5-5600 16GB (2×8GB) CL40 Kit

Memory · Caldera · SKU DR6591-ULTRA · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index3,342 (Memory scale)
Category rank#2,737
Street price$49
Power7 W
Performance per dollar68.20
Released2024

Specifications

BrandCaldera
ModelCaldera DR-6591 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-5600 (5,600 MT/s)
Kit capacity16 GB (2 × 8 GB)
Timings40-48-48-96
CAS latencyCL40
First-word latency14.29 ns
Voltage1.10 V
ProfileJEDEC (no profile needed)
ECCOn-die ECC (not system ECC)
Power managementOn-module PMIC
Heat spreaderAluminum, RGB lighting

Related guides

DDR5 Memory ExplainedDDR4 vs DDR5CAS Latency (CL) and RAM TimingsXMP vs EXPO

Similar Memory

ModelBenchmarkPriceCompare
Mirenta DR-2563 XT DDR5-6400 48GB (2×24GB) CL34 SO-DIMM Kit5,953$149Compare
Caldera DR-1995 Core DDR4-4000 64GB (2×32GB) CL19 Kit8,060$269Compare
Lumora DR-5808 SE DDR4-3600 64GB (2×32GB) CL16 Kit7,626$319Compare
Teralux DR-6110 SE DDR5-6000 48GB (2×24GB) CL36 Kit4,898$109Compare
Teralux DR-1182 SE DDR5-8400 128GB (4×32GB) CL40 Kit8,070$319Compare
Teralux DR-3524 Prime DDR5-6400 48GB (2×24GB) CL32 Kit4,930$109Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-6591 Ultra DDR5-5600 16GB (2×8GB) CL40 Kit”, https://vextor7.com/item/6470908 (accessed 2026-10-21).