Hardware Spec Index

Altrix SN-4457 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN4457-ULTRA · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index6,082 (SSDs scale)
Category rank#43,812
Street price$89
Power7 W (active)
Performance per dollar68.34
Released2025

Specifications

BrandAltrix
ModelAltrix SN-4457 Ultra
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,300 MB/s
Sequential write2,900 MB/s
Random 4K read1,150K IOPS
NAND3D QLC, 232-layer
CacheDRAM-less (HMB)
Endurance120 TBW (0.22 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-4457 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/4400558 (accessed 2026-10-24).