Hardware Spec Index

Teralux DR-4389 Ultra DDR5-7600 128GB (4×32GB) CL38 Kit

Memory · Teralux · SKU DR4389-ULTRA · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index7,593 (Memory scale)
Category rank#20,605
Street price$309
Power22 W
Performance per dollar24.57
Released2025

Specifications

BrandTeralux
ModelTeralux DR-4389 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-7600 (7,600 MT/s)
Kit capacity128 GB (4 × 32 GB)
Timings38-40-40-103
CAS latencyCL38
First-word latency10.00 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

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Cite this page: Hardware Spec Index, “Teralux DR-4389 Ultra DDR5-7600 128GB (4×32GB) CL38 Kit”, https://vextor7.com/item/83667636 (accessed 2026-10-23).