Hardware Spec Index

Lumora DR-6640 Prime DDR5-6400 48GB (2×24GB) CL32 Kit

Memory · Lumora · SKU DR6640-PRIME · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index6,198 (Memory scale)
Category rank#42,064
Street price$179
Power10 W
Performance per dollar34.63
Released2023

Specifications

BrandLumora
ModelLumora DR-6640 Prime
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-6400 (6,400 MT/s)
Kit capacity48 GB (2 × 24 GB)
Timings32-34-34-80
CAS latencyCL32
First-word latency10.00 ns
Voltage1.35 V
ProfileIntel XMP 3.0
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-6640 Prime DDR5-6400 48GB (2×24GB) CL32 Kit”, https://vextor7.com/item/4578730 (accessed 2026-10-22).