Hardware Spec Index

Mirenta DR-4491 Ultra DDR5-8400 96GB (2×48GB) CL40 Kit

Memory · Mirenta · SKU DR4491-ULTRA · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index8,872 (Memory scale)
Category rank#33,472
Street price$379
Power12 W
Performance per dollar23.41
Released2026

Specifications

BrandMirenta
ModelMirenta DR-4491 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8400 (8,400 MT/s)
Kit capacity96 GB (2 × 48 GB)
Timings40-42-42-92
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

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All Memory · JSON

Cite this page: Hardware Spec Index, “Mirenta DR-4491 Ultra DDR5-8400 96GB (2×48GB) CL40 Kit”, https://vextor7.com/item/8000781 (accessed 2026-10-21).