Hardware Spec Index

Altrix SN-3581 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN3581-XT · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index6,114 (SSDs scale)
Category rank#48,790
Street price$89
Power6 W (active)
Performance per dollar68.70
Released2026

Specifications

BrandAltrix
ModelAltrix SN-3581 XT
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read4,800 MB/s
Sequential write4,300 MB/s
Random 4K read1,140K IOPS
NAND3D QLC, 238-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-3581 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/7189532 (accessed 2026-10-21).