Hardware Spec Index

Altrix SN-3678 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN3678-ULTRA · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index7,382 (SSDs scale)
Category rank#1,933
Street price$149
Power5 W (active)
Performance per dollar49.54
Released2023

Specifications

BrandAltrix
ModelAltrix SN-3678 Ultra
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,100 MB/s
Sequential write4,400 MB/s
Random 4K read720K 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-3678 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/6972116 (accessed 2026-10-19).