Hardware Spec Index

Altrix SN-6421 SE 1TB SATA 2.5-inch SSD

SSDs · Altrix · SKU SN6421-SE · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index3,574 (SSDs scale)
Category rank#28,528
Street price$29
Power3 W (active)
Performance per dollar123.24
Released2021

Specifications

BrandAltrix
ModelAltrix SN-6421 SE
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, 176-layer
CacheDRAM-less (SLC cache)
Endurance240 TBW (0.22 DWPD)
Warranty3 years
HeatsinkNone

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Cite this page: Hardware Spec Index, “Altrix SN-6421 SE 1TB SATA 2.5-inch SSD”, https://vextor7.com/item/6837428 (accessed 2026-10-26).