Hardware Spec Index

Mirenta DR-8641 Ultra DDR5-8400 96GB (2×48GB) CL40 Kit

Memory · Mirenta · SKU DR8641-ULTRA · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index7,997 (Memory scale)
Category rank#1,826
Street price$369
Power12 W
Performance per dollar21.67
Released2022

Specifications

BrandMirenta
ModelMirenta DR-8641 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8400 (8,400 MT/s)
Kit capacity96 GB (2 × 48 GB)
Timings40-46-46-120
CAS latencyCL40
First-word latency9.52 ns
Voltage1.40 V
ProfileXMP 3.0 + 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, “Mirenta DR-8641 Ultra DDR5-8400 96GB (2×48GB) CL40 Kit”, https://vextor7.com/item/3394730 (accessed 2026-10-21).