Hardware Spec Index

Altrix SN-4481 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN4481-PRO · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index6,885 (SSDs scale)
Category rank#341
Street price$129
Power5 W (active)
Performance per dollar53.37
Released2025

Specifications

BrandAltrix
ModelAltrix SN-4481 Pro
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,600 MB/s
Sequential write5,200 MB/s
Random 4K read930K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (HMB)
Endurance200 TBW (0.18 DWPD)
Warranty3 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-4481 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/4339732 (accessed 2026-10-20).