Hardware Spec Index

Altrix SN-3685 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN3685-PRIME · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index9,426 (SSDs scale)
Category rank#14,476
Street price$219
Power8 W (active)
Performance per dollar43.04
Released2022

Specifications

BrandAltrix
ModelAltrix SN-3685 Prime
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,800 MB/s
Sequential write5,300 MB/s
Random 4K read840K IOPS
NAND3D TLC, 232-layer
CacheDDR4 DRAM, 2 GB
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-3685 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/248121 (accessed 2026-10-19).