Hardware Spec Index

Altrix SN-4518 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN4518-PLUS · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index12,278 (SSDs scale)
Category rank#21,522
Street price$369
Power6 W (active)
Performance per dollar33.27
Released2022

Specifications

BrandAltrix
ModelAltrix SN-4518 Plus
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,400 MB/s
Sequential write6,100 MB/s
Random 4K read1,100K IOPS
NAND3D TLC, 232-layer
CacheDDR4 DRAM, 8 GB
Endurance4,800 TBW (0.33 DWPD)
Warranty5 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-4518 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/7833242 (accessed 2026-10-23).