Hardware Spec Index

Mirenta DR-4578 Ultra DDR4-4000 64GB (2×32GB) CL19 Kit

Memory · Mirenta · SKU DR4578-ULTRA · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index7,952 (Memory scale)
Category rank#9,606
Street price$339
Power8 W
Performance per dollar23.46
Released2021

Specifications

BrandMirenta
ModelMirenta DR-4578 Ultra
Memory typeDDR4 UDIMM (288-pin)
SpeedDDR4-4000 (4,000 MT/s)
Kit capacity64 GB (2 × 32 GB)
Timings19-25-25-48
CAS latencyCL19
First-word latency9.50 ns
Voltage1.35 V
ProfileIntel XMP 2.0
ECCNon-ECC
Power managementMotherboard-regulated
Heat spreaderAluminum, no lighting

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Cite this page: Hardware Spec Index, “Mirenta DR-4578 Ultra DDR4-4000 64GB (2×32GB) CL19 Kit”, https://vextor7.com/item/31929970 (accessed 2026-10-23).