Hardware Spec Index

Lumora DR-6391 Core DDR4-2666 8GB (2×4GB) CL16 Kit

Memory · Lumora · SKU DR6391-CORE · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index3,058 (Memory scale)
Category rank#43,025
Street price$39
Power5 W
Performance per dollar78.41
Released2021

Specifications

BrandLumora
ModelLumora DR-6391 Core
Memory typeDDR4 UDIMM (288-pin)
SpeedDDR4-2666 (2,666 MT/s)
Kit capacity8 GB (2 × 4 GB)
Timings16-16-16-38
CAS latencyCL16
First-word latency12.00 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, “Lumora DR-6391 Core DDR4-2666 8GB (2×4GB) CL16 Kit”, https://vextor7.com/item/86521283 (accessed 2026-10-25).