Hardware Spec Index

Altrix SN-3945 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN3945-XT · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index13,217 (SSDs scale)
Category rank#17,279
Street price$549
Power7 W (active)
Performance per dollar24.07
Released2022

Specifications

BrandAltrix
ModelAltrix SN-3945 XT
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,900 MB/s
Sequential write6,100 MB/s
Random 4K read910K IOPS
NAND3D TLC, 232-layer
CacheDDR4 DRAM, 8 GB
Endurance4,800 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-3945 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/915186 (accessed 2026-10-21).