Hardware Spec Index

Teralux DR-9878 Edge DDR5-8400 128GB (4×32GB) CL40 Kit

Memory · Teralux · SKU DR9878-EDGE · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index8,192 (Memory scale)
Category rank#31,569
Street price$329
Power23 W
Performance per dollar24.90
Released2023

Specifications

BrandTeralux
ModelTeralux DR-9878 Edge
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8400 (8,400 MT/s)
Kit capacity128 GB (4 × 32 GB)
Timings40-44-44-96
CAS latencyCL40
First-word latency9.52 ns
Voltage1.40 V
ProfileAMD 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

Similar Memory

ModelBenchmarkPriceCompare
Mirenta DR-1133 Edge DDR5-7200 64GB (2×32GB) CL36 Kit6,701$179Compare
Teralux DR-8729 Core DDR4-2666 16GB (2×8GB) CL19 Kit3,564$59Compare
Lumora DR-3794 Pro DDR5-4800 32GB (2×16GB) CL40 Kit3,280$39Compare
Lumora DR-9719 Core DDR4-3600 32GB (4×8GB) CL18 Kit7,012$269Compare
Altrix DR-8146 Core DDR4-4000 64GB (2×32GB) CL19 Kit8,610$339Compare
Altrix DR-2137 Edge DDR5-5200 32GB (2×16GB) CL40 Kit3,670$49Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Teralux DR-9878 Edge DDR5-8400 128GB (4×32GB) CL40 Kit”, https://vextor7.com/item/8613822 (accessed 2026-10-24).