Hardware Spec Index

Altrix SN-7981 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN7981-PRIME · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index8,164 (SSDs scale)
Category rank#13,233
Street price$149
Power7 W (active)
Performance per dollar54.79
Released2024

Specifications

BrandAltrix
ModelAltrix SN-7981 Prime
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,800 MB/s
Sequential write5,200 MB/s
Random 4K read930K 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-7981 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/2854670 (accessed 2026-10-24).