Hardware Spec Index

Caldera DR-4581 Prime DDR4-2666 16GB (2×8GB) CL16 SO-DIMM Kit

Memory · Caldera · SKU DR4581-PRIME · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index3,650 (Memory scale)
Category rank#29,580
Street price$59
Power5 W
Performance per dollar61.86
Released2020

Specifications

BrandCaldera
ModelCaldera DR-4581 Prime
Memory typeDDR4 SO-DIMM (260-pin)
SpeedDDR4-2666 (2,666 MT/s)
Kit capacity16 GB (2 × 8 GB)
Timings16-22-22-35
CAS latencyCL16
First-word latency12.00 ns
Voltage1.20 V
ProfileJEDEC (no profile needed)
ECCNon-ECC
Power managementMotherboard-regulated
Heat spreaderNone (low profile)

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-4581 Prime DDR4-2666 16GB (2×8GB) CL16 SO-DIMM Kit”, https://vextor7.com/item/15210784 (accessed 2026-10-22).