Hardware Spec Index

Novexa SN-4639 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN4639-PRO · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index9,638 (SSDs scale)
Category rank#40,408
Street price$219
Power5 W (active)
Performance per dollar44.01
Released2021

Specifications

BrandNovexa
ModelNovexa SN-4639 Pro
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,600 MB/s
Sequential write5,400 MB/s
Random 4K read850K IOPS
NAND3D TLC, 176-layer
CacheDDR4 DRAM, 1 GB
Endurance600 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-4639 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/9228552 (accessed 2026-10-25).