Hardware Spec Index

Caldera DR-3921 Prime DDR5-5600 32GB (2×16GB) CL40 Kit

Memory · Caldera · SKU DR3921-PRIME · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index3,890 (Memory scale)
Category rank#15,068
Street price$59
Power7 W
Performance per dollar65.93
Released2025

Specifications

BrandCaldera
ModelCaldera DR-3921 Prime
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-5600 (5,600 MT/s)
Kit capacity32 GB (2 × 16 GB)
Timings40-48-48-92
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

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Cite this page: Hardware Spec Index, “Caldera DR-3921 Prime DDR5-5600 32GB (2×16GB) CL40 Kit”, https://vextor7.com/item/8563249 (accessed 2026-10-19).