Hardware Spec Index

Lumora DR-3937 XT DDR5-8400 128GB (4×32GB) CL40 Kit

Memory · Lumora · SKU DR3937-XT · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index7,931 (Memory scale)
Category rank#23,852
Street price$309
Power23 W
Performance per dollar25.67
Released2023

Specifications

BrandLumora
ModelLumora DR-3937 XT
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8400 (8,400 MT/s)
Kit capacity128 GB (4 × 32 GB)
Timings40-48-48-124
CAS latencyCL40
First-word latency9.52 ns
Voltage1.40 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

Similar Memory

ModelBenchmarkPriceCompare
Caldera DR-3843 Plus DDR5-6400 48GB (2×24GB) CL32 Kit6,058$139Compare
Altrix DR-1257 Max DDR4-3000 16GB (2×8GB) CL15 Kit5,114$119Compare
Caldera DR-8025 Edge DDR4-2666 8GB (2×4GB) CL19 Kit2,895$29Compare
Lumora DR-5652 XT DDR5-4800 32GB (2×16GB) CL40 Kit3,479$39Compare
Lumora DR-4565 Plus DDR5-6400 64GB (2×32GB) CL34 Kit5,179$119Compare
Mirenta DR-1863 Core DDR4-3000 8GB (2×4GB) CL15 Kit2,774$39Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Lumora DR-3937 XT DDR5-8400 128GB (4×32GB) CL40 Kit”, https://vextor7.com/item/80439821 (accessed 2026-10-22).