Hardware Spec Index

Lumora DR-4643 XT DDR5-8000 128GB (4×32GB) CL38 Kit

Memory · Lumora · SKU DR4643-XT · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index8,280 (Memory scale)
Category rank#35,538
Street price$289
Power22 W
Performance per dollar28.65
Released2025

Specifications

BrandLumora
ModelLumora DR-4643 XT
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8000 (8,000 MT/s)
Kit capacity128 GB (4 × 32 GB)
Timings38-44-44-84
CAS latencyCL38
First-word latency9.50 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-4643 XT DDR5-8000 128GB (4×32GB) CL38 Kit”, https://vextor7.com/item/97053878 (accessed 2026-10-25).