Hardware Spec Index

Altrix SN-6990 Plus 4TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN6990-PLUS · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index13,293 (SSDs scale)
Category rank#19,481
Street price$449
Power5 W (active)
Performance per dollar29.61
Released2019

Specifications

BrandAltrix
ModelAltrix SN-6990 Plus
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read3,400 MB/s
Sequential write3,300 MB/s
Random 4K read560K IOPS
NAND3D TLC, 218-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-6990 Plus 4TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/5010184 (accessed 2026-10-24).