Hardware Spec Index

Lumora DR-4939 Core DDR5-4800 16GB (2×8GB) CL40 Kit

Memory · Lumora · SKU DR4939-CORE · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index2,700 (Memory scale)
Category rank#3,895
Street price$39
Power7 W
Performance per dollar69.23
Released2026

Specifications

BrandLumora
ModelLumora DR-4939 Core
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-4800 (4,800 MT/s)
Kit capacity16 GB (2 × 8 GB)
Timings40-44-44-120
CAS latencyCL40
First-word latency16.67 ns
Voltage1.10 V
ProfileJEDEC (no profile needed)
ECCOn-die ECC (not system ECC)
Power managementOn-module PMIC
Heat spreaderAluminum, no lighting

Related guides

DDR5 Memory ExplainedDDR4 vs DDR5CAS Latency (CL) and RAM TimingsXMP vs EXPO

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Cite this page: Hardware Spec Index, “Lumora DR-4939 Core DDR5-4800 16GB (2×8GB) CL40 Kit”, https://vextor7.com/item/5323979 (accessed 2026-10-19).