Hardware Spec Index

Lumora DR-7639 SE DDR5-7200 64GB (4×16GB) CL36 Kit

Memory · Lumora · SKU DR7639-SE · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index6,482 (Memory scale)
Category rank#10,836
Street price$189
Power20 W
Performance per dollar34.30
Released2022

Specifications

BrandLumora
ModelLumora DR-7639 SE
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-7200 (7,200 MT/s)
Kit capacity64 GB (4 × 16 GB)
Timings36-42-42-90
CAS latencyCL36
First-word latency10.00 ns
Voltage1.40 V
ProfileXMP 3.0 + 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-7639 SE DDR5-7200 64GB (4×16GB) CL36 Kit”, https://vextor7.com/item/92634644 (accessed 2026-10-26).