Hardware Spec Index

Altrix SN-3581 Plus 8TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN3581-PLUS · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index14,482 (SSDs scale)
Category rank#15,332
Street price$599
Power6 W (active)
Performance per dollar24.18
Released2019

Specifications

BrandAltrix
ModelAltrix SN-3581 Plus
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read3,400 MB/s
Sequential write3,200 MB/s
Random 4K read490K IOPS
NAND3D TLC, 218-layer
CacheDDR4 DRAM, 8 GB
Endurance4,800 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, “Altrix SN-3581 Plus 8TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/2597577 (accessed 2026-10-22).