Hardware Spec Index

Altrix SN-7666 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN7666-SE · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index6,621 (SSDs scale)
Category rank#1,394
Street price$109
Power7 W (active)
Performance per dollar60.74
Released2021

Specifications

BrandAltrix
ModelAltrix SN-7666 SE
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,600 MB/s
Sequential write6,100 MB/s
Random 4K read1,090K IOPS
NAND3D TLC, 218-layer
CacheDRAM-less (HMB)
Endurance600 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 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/1965576 (accessed 2026-10-21).