Hardware Spec Index

Altrix SN-1666 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN1666-PLUS · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index7,192 (SSDs scale)
Category rank#33,431
Street price$129
Power7 W (active)
Performance per dollar55.75
Released2020

Specifications

BrandAltrix
ModelAltrix SN-1666 Plus
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,900 MB/s
Sequential write5,300 MB/s
Random 4K read1,250K IOPS
NAND3D TLC, 176-layer
CacheDRAM-less (HMB)
Endurance600 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, “Altrix SN-1666 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/2135018 (accessed 2026-10-23).