Hardware Spec Index

Mirenta DR-3851 Ultra DDR5-6400 64GB (2×32GB) CL32 Kit

Memory · Mirenta · SKU DR3851-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index4,528 (Memory scale)
Category rank#37,548
Street price$99
Power8 W
Performance per dollar45.74
Released2025

Specifications

BrandMirenta
ModelMirenta DR-3851 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-6400 (6,400 MT/s)
Kit capacity64 GB (2 × 32 GB)
Timings32-38-38-74
CAS latencyCL32
First-word latency10.00 ns
Voltage1.35 V
ProfileAMD 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-3851 Ultra DDR5-6400 64GB (2×32GB) CL32 Kit”, https://vextor7.com/item/2963572 (accessed 2026-10-20).