Hardware Spec Index

Lumora DR-7791 Ultra DDR5-6400 64GB (4×16GB) CL32 Kit

Memory · Lumora · SKU DR7791-ULTRA · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index6,358 (Memory scale)
Category rank#6,144
Street price$169
Power19 W
Performance per dollar37.62
Released2022

Specifications

BrandLumora
ModelLumora DR-7791 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-6400 (6,400 MT/s)
Kit capacity64 GB (4 × 16 GB)
Timings32-32-32-74
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, no lighting

Related guides

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

Similar Memory

ModelBenchmarkPriceCompare
Caldera DR-9526 Prime DDR4-3200 32GB (2×16GB) CL16 Kit6,786$199Compare
Teralux DR-4432 Ultra DDR5-7600 64GB (2×32GB) CL38 Kit7,019$229Compare
Caldera DR-3579 Plus DDR4-3200 32GB (2×16GB) CL14 Kit4,940$99Compare
Altrix DR-9172 Prime DDR5-5600 16GB (2×8GB) CL46 Kit3,461$49Compare
Mirenta DR-3227 Plus DDR5-8000 64GB (4×16GB) CL38 Kit7,539$239Compare
Altrix DR-1020 Pro DDR4-3600 16GB (2×8GB) CL18 Kit5,810$139Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Lumora DR-7791 Ultra DDR5-6400 64GB (4×16GB) CL32 Kit”, https://vextor7.com/item/30005107 (accessed 2026-10-20).