Hardware Spec Index

Lumora DR-4277 Edge DDR5-6400 64GB (4×16GB) CL34 Kit

Memory · Lumora · SKU DR4277-EDGE · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index5,835 (Memory scale)
Category rank#41,284
Street price$139
Power18 W
Performance per dollar41.98
Released2022

Specifications

BrandLumora
ModelLumora DR-4277 Edge
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-6400 (6,400 MT/s)
Kit capacity64 GB (4 × 16 GB)
Timings34-36-36-102
CAS latencyCL34
First-word latency10.63 ns
Voltage1.35 V
ProfileAMD EXPO
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-4277 Edge DDR5-6400 64GB (4×16GB) CL34 Kit”, https://vextor7.com/item/31491564 (accessed 2026-10-25).