Hardware Spec Index

Altrix SN-5557 XT 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN5557-XT · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index5,741 (SSDs scale)
Category rank#10,558
Street price$79
Power5 W (active)
Performance per dollar72.67
Released2022

Specifications

BrandAltrix
ModelAltrix SN-5557 XT
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,500 MB/s
Sequential write4,000 MB/s
Random 4K read1,160K IOPS
NAND3D QLC, 232-layer
CacheDRAM-less (HMB)
Endurance100 TBW (0.18 DWPD)
Warranty3 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-5557 XT 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/21889574 (accessed 2026-10-24).