Hardware Spec Index

Mirenta DR-4255 Ultra DDR5-8000 128GB (4×32GB) CL38 Kit

Memory · Mirenta · SKU DR4255-ULTRA · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index8,900 (Memory scale)
Category rank#7,285
Street price$379
Power23 W
Performance per dollar23.48
Released2026

Specifications

BrandMirenta
ModelMirenta DR-4255 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8000 (8,000 MT/s)
Kit capacity128 GB (4 × 32 GB)
Timings38-42-42-106
CAS latencyCL38
First-word latency9.50 ns
Voltage1.40 V
ProfileAMD EXPO
ECCOn-die ECC (not system ECC)
Power managementOn-module PMIC
Heat spreaderAluminum, no 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-4255 Ultra DDR5-8000 128GB (4×32GB) CL38 Kit”, https://vextor7.com/item/612508 (accessed 2026-10-19).