Hardware Spec Index

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

SSDs · Novexa · SKU SN9557-XT · Released 2022 · Updated 2026-10-18

Key facts

Benchmark index8,768 (SSDs scale)
Category rank#17,846
Street price$179
Power5 W (active)
Performance per dollar48.98
Released2022

Specifications

BrandNovexa
ModelNovexa SN-9557 XT
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,800 MB/s
Sequential write4,300 MB/s
Random 4K read1,030K IOPS
NAND3D TLC, 218-layer
CacheDDR4 DRAM, 2 GB
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 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/565221 (accessed 2026-10-18).