Hardware Spec Index

Altrix SN-2256 Ultra 1TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN2256-ULTRA · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index6,547 (SSDs scale)
Category rank#23,681
Street price$99
Power4 W (active)
Performance per dollar66.13
Released2019

Specifications

BrandAltrix
ModelAltrix SN-2256 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read3,400 MB/s
Sequential write2,600 MB/s
Random 4K read400K IOPS
NAND3D TLC, 238-layer
CacheDRAM-less (HMB)
Endurance600 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-2256 Ultra 1TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/4070108 (accessed 2026-10-21).