Hardware Spec Index

Caldera DR-6640 Plus DDR5-5200 32GB (2×16GB) CL42 Kit

Memory · Caldera · SKU DR6640-PLUS · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index3,547 (Memory scale)
Category rank#6,806
Street price$49
Power7 W
Performance per dollar72.39
Released2023

Specifications

BrandCaldera
ModelCaldera DR-6640 Plus
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-5200 (5,200 MT/s)
Kit capacity32 GB (2 × 16 GB)
Timings42-44-44-97
CAS latencyCL42
First-word latency16.15 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

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Cite this page: Hardware Spec Index, “Caldera DR-6640 Plus DDR5-5200 32GB (2×16GB) CL42 Kit”, https://vextor7.com/item/2733299 (accessed 2026-10-23).