Hardware Spec Index

Novexa SN-6143 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN6143-XT · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index12,518 (SSDs scale)
Category rank#421
Street price$439
Power7 W (active)
Performance per dollar28.51
Released2021

Specifications

BrandNovexa
ModelNovexa SN-6143 XT
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,100 MB/s
Sequential write5,700 MB/s
Random 4K read990K IOPS
NAND3D TLC, 218-layer
CacheDDR4 DRAM, 4 GB
Endurance2,400 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-6143 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/2525320 (accessed 2026-10-20).