Hardware Spec Index

Altrix SN-6921 Pro 8TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN6921-PRO · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index13,218 (SSDs scale)
Category rank#39,488
Street price$469
Power6 W (active)
Performance per dollar28.18
Released2020

Specifications

BrandAltrix
ModelAltrix SN-6921 Pro
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,200 MB/s
Sequential write6,700 MB/s
Random 4K read1,280K IOPS
NAND3D TLC, 218-layer
CacheDDR4 DRAM, 8 GB
Endurance4,800 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-6921 Pro 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/1998044 (accessed 2026-10-19).