Hardware Spec Index

Altrix SN-4021 XT 1TB SATA 2.5-inch SSD

SSDs · Altrix · SKU SN4021-XT · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index3,843 (SSDs scale)
Category rank#5,251
Street price$39
Power3 W (active)
Performance per dollar98.54
Released2023

Specifications

BrandAltrix
ModelAltrix SN-4021 XT
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, 232-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-4021 XT 1TB SATA 2.5-inch SSD”, https://vextor7.com/item/13708917 (accessed 2026-10-22).