Hardware Spec Index

Mirenta DR-3977 Ultra DDR5-4800 32GB (2×16GB) CL40 SO-DIMM Kit

Memory · Mirenta · SKU DR3977-ULTRA · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index2,179 (Memory scale)
Category rank#33,003
Street price$29
Power6 W
Performance per dollar75.14
Released2024

Specifications

BrandMirenta
ModelMirenta DR-3977 Ultra
Memory typeDDR5 SO-DIMM (262-pin)
SpeedDDR5-4800 (4,800 MT/s)
Kit capacity32 GB (2 × 16 GB)
Timings40-44-44-116
CAS latencyCL40
First-word latency16.67 ns
Voltage1.10 V
ProfileJEDEC (no profile needed)
ECCOn-die ECC (not system ECC)
Power managementOn-module PMIC
Heat spreaderNone (low profile)

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 Ultra DDR5-4800 32GB (2×16GB) CL40 SO-DIMM Kit”, https://vextor7.com/item/12554138 (accessed 2026-10-22).