Hardware Spec Index

Novexa SN-4423 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN4423-PRO · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index6,038 (SSDs scale)
Category rank#22,402
Street price$79
Power8 W (active)
Performance per dollar76.43
Released2022

Specifications

BrandNovexa
ModelNovexa SN-4423 Pro
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,800 MB/s
Sequential write4,400 MB/s
Random 4K read790K IOPS
NAND3D TLC, 232-layer
CacheDRAM-less (HMB)
Endurance600 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-4423 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/1615532 (accessed 2026-10-25).