Hardware Spec Index

Mirenta DR-3977 Plus DDR5-8000 64GB (4×16GB) CL40 Kit

Memory · Mirenta · SKU DR3977-PLUS · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index7,315 (Memory scale)
Category rank#21,281
Street price$239
Power21 W
Performance per dollar30.61
Released2023

Specifications

BrandMirenta
ModelMirenta DR-3977 Plus
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8000 (8,000 MT/s)
Kit capacity64 GB (4 × 16 GB)
Timings40-44-44-100
CAS latencyCL40
First-word latency10.00 ns
Voltage1.40 V
ProfileIntel XMP 3.0
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-3977 Plus DDR5-8000 64GB (4×16GB) CL40 Kit”, https://vextor7.com/item/29134634 (accessed 2026-10-25).