Hardware Spec Index

Mirenta DR-4890 Ultra DDR5-8400 64GB (4×16GB) CL40 Kit

Memory · Mirenta · SKU DR4890-ULTRA · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index7,992 (Memory scale)
Category rank#10,266
Street price$299
Power22 W
Performance per dollar26.73
Released2025

Specifications

BrandMirenta
ModelMirenta DR-4890 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8400 (8,400 MT/s)
Kit capacity64 GB (4 × 16 GB)
Timings40-42-42-108
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, “Mirenta DR-4890 Ultra DDR5-8400 64GB (4×16GB) CL40 Kit”, https://vextor7.com/item/8348358 (accessed 2026-10-21).