Hardware Spec Index

Caldera DR-4639 Prime DDR4-2666 8GB (2×4GB) CL19 Kit

Memory · Caldera · SKU DR4639-PRIME · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index2,616 (Memory scale)
Category rank#10,226
Street price$29
Power4 W
Performance per dollar90.21
Released2021

Specifications

BrandCaldera
ModelCaldera DR-4639 Prime
Memory typeDDR4 UDIMM (288-pin)
SpeedDDR4-2666 (2,666 MT/s)
Kit capacity8 GB (2 × 4 GB)
Timings19-19-19-49
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

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All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-4639 Prime DDR4-2666 8GB (2×4GB) CL19 Kit”, https://vextor7.com/item/4259713 (accessed 2026-10-23).