Hardware Spec Index

Lumora DR-3981 Ultra DDR4-4000 32GB (4×8GB) CL18 SO-DIMM Kit

Memory · Lumora · SKU DR3981-ULTRA · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index8,460 (Memory scale)
Category rank#33,263
Street price$379
Power16 W
Performance per dollar22.32
Released2020

Specifications

BrandLumora
ModelLumora DR-3981 Ultra
Memory typeDDR4 SO-DIMM (260-pin)
SpeedDDR4-4000 (4,000 MT/s)
Kit capacity32 GB (4 × 8 GB)
Timings18-22-22-45
CAS latencyCL18
First-word latency9.00 ns
Voltage1.35 V
ProfileIntel XMP 2.0
ECCNon-ECC
Power managementMotherboard-regulated
Heat spreaderNone (low profile)

Related guides

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Cite this page: Hardware Spec Index, “Lumora DR-3981 Ultra DDR4-4000 32GB (4×8GB) CL18 SO-DIMM Kit”, https://vextor7.com/item/3028136 (accessed 2026-10-19).