Hardware Spec Index

Novexa SN-4477 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN4477-PRO · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index8,672 (SSDs scale)
Category rank#14,378
Street price$179
Power5 W (active)
Performance per dollar48.45
Released2023

Specifications

BrandNovexa
ModelNovexa SN-4477 Pro
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,900 MB/s
Sequential write5,000 MB/s
Random 4K read1,120K IOPS
NAND3D TLC, 232-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-4477 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/9748797 (accessed 2026-10-20).