Hardware Spec Index

Altrix SN-5681 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN5681-ULTRA · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index5,506 (SSDs scale)
Category rank#38,697
Street price$69
Power6 W (active)
Performance per dollar79.80
Released2023

Specifications

BrandAltrix
ModelAltrix SN-5681 Ultra
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,200 MB/s
Sequential write4,900 MB/s
Random 4K read870K IOPS
NAND3D TLC, 218-layer
CacheDRAM-less (HMB)
Endurance300 TBW (0.55 DWPD)
Warranty3 years
HeatsinkHeatsink edition available

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-5681 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/12554124 (accessed 2026-10-20).