Hardware Spec Index

Altrix SN-7666 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN7666-SE · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index7,323 (SSDs scale)
Category rank#2,110
Street price$119
Power8 W (active)
Performance per dollar61.54
Released2021

Specifications

BrandAltrix
ModelAltrix SN-7666 SE
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,800 MB/s
Sequential write5,800 MB/s
Random 4K read1,190K IOPS
NAND3D TLC, 238-layer
CacheDRAM-less (HMB)
Endurance1,200 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-7666 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/16972715 (accessed 2026-10-19).