Hardware Spec Index

Lumora DR-5638 Prime DDR4-2666 16GB (2×8GB) CL19 SO-DIMM Kit

Memory · Lumora · SKU DR5638-PRIME · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index3,600 (Memory scale)
Category rank#9,571
Street price$49
Power5 W
Performance per dollar73.47
Released2019

Specifications

BrandLumora
ModelLumora DR-5638 Prime
Memory typeDDR4 SO-DIMM (260-pin)
SpeedDDR4-2666 (2,666 MT/s)
Kit capacity16 GB (2 × 8 GB)
Timings19-21-21-44
CAS latencyCL19
First-word latency14.25 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, “Lumora DR-5638 Prime DDR4-2666 16GB (2×8GB) CL19 SO-DIMM Kit”, https://vextor7.com/item/95027805 (accessed 2026-10-20).