Hardware Spec Index

Novexa SN-5421 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN5421-XT · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index13,695 (SSDs scale)
Category rank#22,745
Street price$469
Power8 W (active)
Performance per dollar29.20
Released2022

Specifications

BrandNovexa
ModelNovexa SN-5421 XT
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,000 MB/s
Sequential write6,400 MB/s
Random 4K read1,200K IOPS
NAND3D TLC, 238-layer
CacheDDR4 DRAM, 8 GB
Endurance4,800 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-5421 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/2188343 (accessed 2026-10-20).