Hardware Spec Index

Caldera DR-4220 Prime DDR5-6400 48GB (2×24GB) CL32 Kit

Memory · Caldera · SKU DR4220-PRIME · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index6,488 (Memory scale)
Category rank#38,632
Street price$159
Power10 W
Performance per dollar40.81
Released2022

Specifications

BrandCaldera
ModelCaldera DR-4220 Prime
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-6400 (6,400 MT/s)
Kit capacity48 GB (2 × 24 GB)
Timings32-32-32-86
CAS latencyCL32
First-word latency10.00 ns
Voltage1.35 V
ProfileIntel XMP 3.0
ECCOn-die ECC (not system ECC)
Power managementOn-module PMIC
Heat spreaderAluminum, no 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-4220 Prime DDR5-6400 48GB (2×24GB) CL32 Kit”, https://vextor7.com/item/845302 (accessed 2026-10-21).