Hardware Spec Index

Caldera DR-5221 Prime DDR4-2666 16GB (2×8GB) CL19 Kit

Memory · Caldera · SKU DR5221-PRIME · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index2,315 (Memory scale)
Category rank#3,241
Street price$29
Power4 W
Performance per dollar79.83
Released2020

Specifications

BrandCaldera
ModelCaldera DR-5221 Prime
Memory typeDDR4 UDIMM (288-pin)
SpeedDDR4-2666 (2,666 MT/s)
Kit capacity16 GB (2 × 8 GB)
Timings19-19-19-55
CAS latencyCL19
First-word latency14.25 ns
Voltage1.20 V
ProfileJEDEC (no profile needed)
ECCNon-ECC
Power managementMotherboard-regulated
Heat spreaderAluminum, no lighting

Related guides

DDR4 vs DDR5CAS Latency (CL) and RAM TimingsDDR5 Memory ExplainedXMP vs EXPO

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Cite this page: Hardware Spec Index, “Caldera DR-5221 Prime DDR4-2666 16GB (2×8GB) CL19 Kit”, https://vextor7.com/item/1387170 (accessed 2026-10-26).