Hardware Spec Index

Altrix SN-5421 Pro 1TB SATA 2.5-inch SSD

SSDs · Altrix · SKU SN5421-PRO · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index3,758 (SSDs scale)
Category rank#42,831
Street price$39
Power3 W (active)
Performance per dollar96.36
Released2021

Specifications

BrandAltrix
ModelAltrix SN-5421 Pro
Capacity1 TB
Form factor2.5" SATA (7 mm)
InterfaceSATA 6 Gb/s (AHCI)
Sequential read550 MB/s
Sequential write520 MB/s
Random 4K read98K IOPS
NAND3D QLC, 238-layer
CacheDRAM-less (SLC cache)
Endurance200 TBW (0.18 DWPD)
Warranty3 years
HeatsinkHeatsink edition available

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Cite this page: Hardware Spec Index, “Altrix SN-5421 Pro 1TB SATA 2.5-inch SSD”, https://vextor7.com/item/60004533 (accessed 2026-10-20).