Hardware Spec Index

Altrix DR-8491 XT DDR5-8400 128GB (4×32GB) CL40 Kit

Memory · Altrix · SKU DR8491-XT · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index8,695 (Memory scale)
Category rank#3,013
Street price$299
Power23 W
Performance per dollar29.08
Released2025

Specifications

BrandAltrix
ModelAltrix DR-8491 XT
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8400 (8,400 MT/s)
Kit capacity128 GB (4 × 32 GB)
Timings40-48-48-108
CAS latencyCL40
First-word latency9.52 ns
Voltage1.40 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, “Altrix DR-8491 XT DDR5-8400 128GB (4×32GB) CL40 Kit”, https://vextor7.com/item/10248063 (accessed 2026-10-19).