Hardware Spec Index

Altrix SN-6491 Prime 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN6491-PRIME · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index13,800 (SSDs scale)
Category rank#13,824
Street price$519
Power7 W (active)
Performance per dollar26.59
Released2020

Specifications

BrandAltrix
ModelAltrix SN-6491 Prime
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,900 MB/s
Sequential write5,300 MB/s
Random 4K read1,170K IOPS
NAND3D TLC, 232-layer
CacheDDR4 DRAM, 4 GB
Endurance2,400 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-6491 Prime 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/79486065 (accessed 2026-10-23).