Hardware Spec Index

Altrix SN-7781 Plus 500GB SATA 2.5-inch SSD

SSDs · Altrix · SKU SN7781-PLUS · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index3,338 (SSDs scale)
Category rank#1,685
Street price$29
Power3 W (active)
Performance per dollar115.10
Released2025

Specifications

BrandAltrix
ModelAltrix SN-7781 Plus
Capacity500 GB
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)
Endurance100 TBW (0.18 DWPD)
Warranty3 years
HeatsinkNone

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Cite this page: Hardware Spec Index, “Altrix SN-7781 Plus 500GB SATA 2.5-inch SSD”, https://vextor7.com/item/2963972 (accessed 2026-10-21).