Hardware Spec Index

Mirenta DR-3421 Prime DDR5-8400 64GB (4×16GB) CL40 Kit

Memory · Mirenta · SKU DR3421-PRIME · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index8,062 (Memory scale)
Category rank#10,101
Street price$299
Power22 W
Performance per dollar26.96
Released2024

Specifications

BrandMirenta
ModelMirenta DR-3421 Prime
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8400 (8,400 MT/s)
Kit capacity64 GB (4 × 16 GB)
Timings40-40-40-108
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, 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-3421 Prime DDR5-8400 64GB (4×16GB) CL40 Kit”, https://vextor7.com/item/72043001 (accessed 2026-10-19).