Hardware Spec Index

Altrix SN-4781 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN4781-PRO · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index6,156 (SSDs scale)
Category rank#32,903
Street price$79
Power6 W (active)
Performance per dollar77.92
Released2021

Specifications

BrandAltrix
ModelAltrix SN-4781 Pro
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,500 MB/s
Sequential write5,100 MB/s
Random 4K read1,150K IOPS
NAND3D TLC, 218-layer
CacheDRAM-less (HMB)
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-4781 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/611920 (accessed 2026-10-19).