Hardware Spec Index

Lumora DR-7740 Ultra DDR5-6400 32GB (2×16GB) CL32 Kit

Memory · Lumora · SKU DR7740-ULTRA · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index4,917 (Memory scale)
Category rank#3,574
Street price$89
Power8 W
Performance per dollar55.25
Released2024

Specifications

BrandLumora
ModelLumora DR-7740 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-6400 (6,400 MT/s)
Kit capacity32 GB (2 × 16 GB)
Timings32-34-34-90
CAS latencyCL32
First-word latency10.00 ns
Voltage1.35 V
ProfileXMP 3.0 + EXPO
ECCOn-die ECC (not system ECC)
Power managementOn-module PMIC
Heat spreaderAluminum, RGB lighting

Related guides

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

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All Memory · JSON

Cite this page: Hardware Spec Index, “Lumora DR-7740 Ultra DDR5-6400 32GB (2×16GB) CL32 Kit”, https://vextor7.com/item/8750127 (accessed 2026-10-24).