Hardware Spec Index

Lumora DR-3747 Ultra DDR4-2666 8GB (2×4GB) CL19 Kit

Memory · Lumora · SKU DR3747-ULTRA · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index3,259 (Memory scale)
Category rank#2,843
Street price$49
Power5 W
Performance per dollar66.51
Released2020

Specifications

BrandLumora
ModelLumora DR-3747 Ultra
Memory typeDDR4 UDIMM (288-pin)
SpeedDDR4-2666 (2,666 MT/s)
Kit capacity8 GB (2 × 4 GB)
Timings19-25-25-51
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

Similar Memory

ModelBenchmarkPriceCompare
Lumora DR-9574 SE DDR5-6400 48GB (2×24GB) CL34 Kit5,105$99Compare
Teralux DR-4943 Core DDR5-6800 64GB (2×32GB) CL34 SO-DIMM Kit6,324$199Compare
Teralux DR-4984 SE DDR4-3600 32GB (4×8GB) CL18 Kit8,192$259Compare
Caldera DR-2439 Core DDR5-6000 64GB (4×16GB) CL32 Kit5,691$149Compare
Teralux DR-5819 Max DDR4-3000 16GB (2×8GB) CL15 Kit5,019$109Compare
Caldera DR-8567 Prime DDR4-3000 32GB (2×16GB) CL16 Kit4,464$79Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Lumora DR-3747 Ultra DDR4-2666 8GB (2×4GB) CL19 Kit”, https://vextor7.com/item/94868830 (accessed 2026-10-24).