Hardware Spec Index

Altrix SN-4981 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN4981-SE · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index13,727 (SSDs scale)
Category rank#26,074
Street price$569
Power7 W (active)
Performance per dollar24.12
Released2022

Specifications

BrandAltrix
ModelAltrix SN-4981 SE
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,800 MB/s
Sequential write4,500 MB/s
Random 4K read980K IOPS
NAND3D TLC, 176-layer
CacheDDR4 DRAM, 4 GB
Endurance2,400 TBW (0.33 DWPD)
Warranty5 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-4981 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/10167115 (accessed 2026-10-20).