Hardware Spec Index

Altrix SN-8557 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN8557-PRIME · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index9,463 (SSDs scale)
Category rank#353
Street price$279
Power8 W (active)
Performance per dollar33.92
Released2025

Specifications

BrandAltrix
ModelAltrix SN-8557 Prime
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,400 MB/s
Sequential write5,800 MB/s
Random 4K read860K IOPS
NAND3D TLC, 232-layer
CacheDDR4 DRAM, 1 GB
Endurance600 TBW (0.33 DWPD)
Warranty5 years
HeatsinkNone

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 4.0 vs PCIe 5.0

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Cite this page: Hardware Spec Index, “Altrix SN-8557 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/20095119 (accessed 2026-10-26).