Hardware Spec Index

Altrix SN-9403 Plus 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN9403-PLUS · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index12,878 (SSDs scale)
Category rank#15,156
Street price$489
Power7 W (active)
Performance per dollar26.34
Released2021

Specifications

BrandAltrix
ModelAltrix SN-9403 Plus
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,100 MB/s
Sequential write5,600 MB/s
Random 4K read1,310K IOPS
NAND3D TLC, 238-layer
CacheDDR4 DRAM, 4 GB
Endurance2,400 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

Similar SSDs

ModelBenchmarkPriceCompare
Novexa SN-5338 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD12,156$339Compare
Novexa SN-5319 Max 1TB PCIe 4.0 NVMe M.2 2280 SSD9,678$259Compare
Altrix SN-5820 Plus 2TB PCIe 3.0 NVMe M.2 2280 SSD10,588$289Compare
Caldera SN-7964 XT 500GB SATA 2.5-inch SSD2,971$29Compare
Caldera SN-3500 Edge 4TB PCIe 4.0 NVMe M.2 2280 SSD9,563$269Compare
Novexa SN-3442 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD9,107$249Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Altrix SN-9403 Plus 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/7434708 (accessed 2026-10-24).