Hardware Spec Index

Novexa SN-9558 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN9558-XT · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index13,881 (SSDs scale)
Category rank#14,459
Street price$519
Power5 W (active)
Performance per dollar26.75
Released2020

Specifications

BrandNovexa
ModelNovexa SN-9558 XT
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,400 MB/s
Sequential write6,100 MB/s
Random 4K read810K IOPS
NAND3D TLC, 238-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, “Novexa SN-9558 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/7024401 (accessed 2026-10-22).