Hardware Spec Index

Altrix SN-7981 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN7981-XT · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index5,860 (SSDs scale)
Category rank#234
Street price$79
Power7 W (active)
Performance per dollar74.18
Released2020

Specifications

BrandAltrix
ModelAltrix SN-7981 XT
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,900 MB/s
Sequential write5,100 MB/s
Random 4K read930K IOPS
NAND3D QLC, 176-layer
CacheDRAM-less (HMB)
Endurance240 TBW (0.22 DWPD)
Warranty3 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 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/20048181 (accessed 2026-10-20).