Hardware Spec Index

Mirenta SN-8558 Prime 8TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN8558-PRIME · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index14,316 (SSDs scale)
Category rank#12,861
Street price$479
Power6 W (active)
Performance per dollar29.89
Released2023

Specifications

BrandMirenta
ModelMirenta SN-8558 Prime
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,700 MB/s
Sequential write6,400 MB/s
Random 4K read990K IOPS
NAND3D TLC, 232-layer
CacheDDR4 DRAM, 8 GB
Endurance4,800 TBW (0.33 DWPD)
Warranty5 years
HeatsinkNone

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 4.0 vs PCIe 5.0

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Cite this page: Hardware Spec Index, “Mirenta SN-8558 Prime 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/1345342 (accessed 2026-10-21).