Hardware Spec Index

Teralux DR-3977 Ultra DDR5-6800 48GB (2×24GB) CL34 Kit

Memory · Teralux · SKU DR3977-ULTRA · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index5,518 (Memory scale)
Category rank#31,286
Street price$129
Power9 W
Performance per dollar42.78
Released2026

Specifications

BrandTeralux
ModelTeralux DR-3977 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-6800 (6,800 MT/s)
Kit capacity48 GB (2 × 24 GB)
Timings34-38-38-105
CAS latencyCL34
First-word latency10.00 ns
Voltage1.35 V
ProfileIntel XMP 3.0
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, “Teralux DR-3977 Ultra DDR5-6800 48GB (2×24GB) CL34 Kit”, https://vextor7.com/item/85709316 (accessed 2026-10-22).