Hardware Spec Index

Altrix SN-7557 Prime 500GB SATA 2.5-inch SSD

SSDs · Altrix · SKU SN7557-PRIME · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index3,209 (SSDs scale)
Category rank#38,944
Street price$29
Power3 W (active)
Performance per dollar110.66
Released2025

Specifications

BrandAltrix
ModelAltrix SN-7557 Prime
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 TLC, 176-layer
CacheDRAM-less (SLC cache)
Endurance300 TBW (0.55 DWPD)
Warranty3 years
HeatsinkNone

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Cite this page: Hardware Spec Index, “Altrix SN-7557 Prime 500GB SATA 2.5-inch SSD”, https://vextor7.com/item/20040032 (accessed 2026-10-20).