Hardware Spec Index

Novexa SN-9557 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN9557-PRO · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index8,649 (SSDs scale)
Category rank#21,540
Street price$189
Power7 W (active)
Performance per dollar45.76
Released2024

Specifications

BrandNovexa
ModelNovexa SN-9557 Pro
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read4,900 MB/s
Sequential write3,700 MB/s
Random 4K read900K IOPS
NAND3D TLC, 176-layer
CacheDRAM-less (HMB)
Endurance1,200 TBW (0.33 DWPD)
Warranty5 years
HeatsinkHeatsink edition available

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-9557 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/92438291 (accessed 2026-10-24).