Hardware Spec Index

Lumora DR-8640 XT DDR5-5200 16GB (2×8GB) CL40 Kit

Memory · Lumora · SKU DR8640-XT · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index2,633 (Memory scale)
Category rank#8,014
Street price$39
Power6 W
Performance per dollar67.51
Released2022

Specifications

BrandLumora
ModelLumora DR-8640 XT
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-5200 (5,200 MT/s)
Kit capacity16 GB (2 × 8 GB)
Timings40-42-42-108
CAS latencyCL40
First-word latency15.38 ns
Voltage1.10 V
ProfileJEDEC (no profile needed)
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
Teralux DR-3269 Edge DDR5-8000 128GB (4×32GB) CL40 Kit8,441$309Compare
Teralux DR-6941 Core DDR5-7600 96GB (2×48GB) CL38 Kit7,377$239Compare
Lumora DR-6901 Plus DDR4-3600 32GB (4×8GB) CL18 Kit6,982$209Compare
Lumora DR-2762 Pro DDR4-3600 32GB (4×8GB) CL16 SO-DIMM Kit5,928$159Compare
Mirenta DR-9926 XT DDR5-6800 32GB (2×16GB) CL34 Kit5,147$139Compare
Lumora DR-7336 Core DDR4-3600 64GB (2×32GB) CL18 Kit7,476$289Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Lumora DR-8640 XT DDR5-5200 16GB (2×8GB) CL40 Kit”, https://vextor7.com/item/94553567 (accessed 2026-10-22).