Hardware Spec Index

Teralux DR-6439 Prime DDR5-8400 128GB (4×32GB) CL40 Kit

Memory · Teralux · SKU DR6439-PRIME · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index7,923 (Memory scale)
Category rank#24,255
Street price$359
Power23 W
Performance per dollar22.07
Released2022

Specifications

BrandTeralux
ModelTeralux DR-6439 Prime
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8400 (8,400 MT/s)
Kit capacity128 GB (4 × 32 GB)
Timings40-40-40-104
CAS latencyCL40
First-word latency9.52 ns
Voltage1.40 V
ProfileAMD 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
Altrix DR-3878 Ti DDR4-3600 32GB (2×16GB) CL16 SO-DIMM Kit5,426$129Compare
Lumora DR-7325 XT DDR4-3600 32GB (2×16GB) CL18 Kit7,127$259Compare
Caldera DR-4379 Edge DDR5-6000 32GB (2×16GB) CL36 Kit3,876$69Compare
Teralux DR-4986 Ti DDR5-4800 16GB (2×8GB) CL40 Kit2,891$39Compare
Caldera DR-6548 Ti DDR5-6000 48GB (2×24GB) CL32 Kit4,356$89Compare
Mirenta DR-9527 Ti DDR5-5200 32GB (2×16GB) CL40 Kit3,977$69Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Teralux DR-6439 Prime DDR5-8400 128GB (4×32GB) CL40 Kit”, https://vextor7.com/item/20148674 (accessed 2026-10-20).