Hardware Spec Index

Teralux DR-3991 Pro DDR5-8000 128GB (4×32GB) CL38 Kit

Memory · Teralux · SKU DR3991-PRO · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index8,171 (Memory scale)
Category rank#14,631
Street price$339
Power23 W
Performance per dollar24.10
Released2026

Specifications

BrandTeralux
ModelTeralux DR-3991 Pro
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8000 (8,000 MT/s)
Kit capacity128 GB (4 × 32 GB)
Timings38-46-46-110
CAS latencyCL38
First-word latency9.50 ns
Voltage1.40 V
ProfileIntel XMP 3.0
ECCOn-die ECC (not system ECC)
Power managementOn-module PMIC
Heat spreaderAluminum, no lighting

Related guides

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Cite this page: Hardware Spec Index, “Teralux DR-3991 Pro DDR5-8000 128GB (4×32GB) CL38 Kit”, https://vextor7.com/item/21362677 (accessed 2026-10-20).