Hardware Spec Index

Novexa SN-8421 Ti 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN8421-TI · Released 2023 · Updated 2026-10-18

Key facts

Benchmark index8,539 (SSDs scale)
Category rank#24,073
Street price$199
Power6 W (active)
Performance per dollar42.91
Released2023

Specifications

BrandNovexa
ModelNovexa SN-8421 Ti
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read4,900 MB/s
Sequential write4,700 MB/s
Random 4K read1,320K IOPS
NAND3D TLC, 232-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-8421 Ti 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/352145 (accessed 2026-10-18).