Hardware Spec Index

Altrix SN-6191 Ultra 1TB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Altrix · SKU SN6191-ULTRA · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index7,181 (SSDs scale)
Category rank#43,792
Street price$119
Power7 W (active)
Performance per dollar60.34
Released2023

Specifications

BrandAltrix
ModelAltrix SN-6191 Ultra
Capacity1 TB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,400 MB/s
Sequential write5,600 MB/s
Random 4K read730K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (HMB)
Endurance200 TBW (0.18 DWPD)
Warranty3 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-6191 Ultra 1TB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/19652154 (accessed 2026-10-21).