Hardware Spec Index

Altrix SN-7921 Plus 1TB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Altrix · SKU SN7921-PLUS · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index4,775 (SSDs scale)
Category rank#25,021
Street price$59
Power8 W (active)
Performance per dollar80.93
Released2020

Specifications

BrandAltrix
ModelAltrix SN-7921 Plus
Capacity1 TB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,800 MB/s
Sequential write5,100 MB/s
Random 4K read1,250K IOPS
NAND3D QLC, 176-layer
CacheDRAM-less (HMB)
Endurance360 TBW (0.33 DWPD)
Warranty3 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-7921 Plus 1TB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/477306 (accessed 2026-10-19).