Hardware Spec Index

Lumora DR-4639 XT DDR4-3000 8GB (2×4GB) CL15 Kit

Memory · Lumora · SKU DR4639-XT · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index3,077 (Memory scale)
Category rank#39,171
Street price$39
Power5 W
Performance per dollar78.90
Released2022

Specifications

BrandLumora
ModelLumora DR-4639 XT
Memory typeDDR4 UDIMM (288-pin)
SpeedDDR4-3000 (3,000 MT/s)
Kit capacity8 GB (2 × 4 GB)
Timings15-17-17-44
CAS latencyCL15
First-word latency10.00 ns
Voltage1.35 V
ProfileIntel XMP 2.0
ECCNon-ECC
Power managementMotherboard-regulated
Heat spreaderAluminum, no lighting

Related guides

DDR4 vs DDR5CAS Latency (CL) and RAM TimingsXMP vs EXPODDR5 Memory Explained

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Cite this page: Hardware Spec Index, “Lumora DR-4639 XT DDR4-3000 8GB (2×4GB) CL15 Kit”, https://vextor7.com/item/3552072 (accessed 2026-10-22).