Hardware Spec Index

Teralux DR-3917 Ultra DDR5-8400 128GB (4×32GB) CL40 Kit

Memory · Teralux · SKU DR3917-ULTRA · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index8,379 (Memory scale)
Category rank#41,381
Street price$369
Power24 W
Performance per dollar22.71
Released2023

Specifications

BrandTeralux
ModelTeralux DR-3917 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8400 (8,400 MT/s)
Kit capacity128 GB (4 × 32 GB)
Timings40-48-48-120
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-8816 Max DDR4-3600 64GB (2×32GB) CL18 SO-DIMM Kit7,636$269Compare
Altrix DR-4265 Edge DDR5-8400 96GB (2×48GB) CL40 Kit8,669$379Compare
Caldera DR-7368 Pro DDR5-6400 32GB (2×16GB) CL34 Kit5,445$119Compare
Mirenta DR-8240 Pro DDR4-3600 32GB (2×16GB) CL18 Kit7,488$249Compare
Teralux DR-3173 Ultra DDR4-3600 32GB (2×16GB) CL18 Kit6,959$199Compare
Mirenta DR-9870 Ultra DDR4-3600 64GB (2×32GB) CL18 Kit8,180$379Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Teralux DR-3917 Ultra DDR5-8400 128GB (4×32GB) CL40 Kit”, https://vextor7.com/item/16204656 (accessed 2026-10-26).