Hardware Spec Index

Mirenta DR-9978 Ultra DDR5-7600 64GB (4×16GB) CL38 SO-DIMM Kit

Memory · Mirenta · SKU DR9978-ULTRA · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index6,358 (Memory scale)
Category rank#11,951
Street price$209
Power20 W
Performance per dollar30.42
Released2024

Specifications

BrandMirenta
ModelMirenta DR-9978 Ultra
Memory typeDDR5 SO-DIMM (262-pin)
SpeedDDR5-7600 (7,600 MT/s)
Kit capacity64 GB (4 × 16 GB)
Timings38-40-40-87
CAS latencyCL38
First-word latency10.00 ns
Voltage1.40 V
ProfileAMD EXPO
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

Similar Memory

ModelBenchmarkPriceCompare
Altrix DR-3749 Core DDR4-3600 64GB (2×32GB) CL16 Kit7,666$269Compare
Altrix DR-8442 Edge DDR4-4000 64GB (2×32GB) CL18 Kit7,269$289Compare
Lumora DR-7800 Plus DDR4-3000 16GB (2×8GB) CL15 SO-DIMM Kit4,219$89Compare
Altrix DR-4124 Ultra DDR5-6000 48GB (2×24GB) CL32 Kit4,592$89Compare
Caldera DR-1828 Ultra DDR4-2666 8GB (2×4GB) CL19 Kit2,593$29Compare
Mirenta DR-5009 Pro DDR4-2666 16GB (2×8GB) CL19 Kit3,877$59Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Mirenta DR-9978 Ultra DDR5-7600 64GB (4×16GB) CL38 SO-DIMM Kit”, https://vextor7.com/item/90148202 (accessed 2026-10-24).