Hardware Spec Index

Altrix SN-4021 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN4021-PLUS · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index7,447 (SSDs scale)
Category rank#48,860
Street price$129
Power7 W (active)
Performance per dollar57.73
Released2026

Specifications

BrandAltrix
ModelAltrix SN-4021 Plus
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,700 MB/s
Sequential write4,600 MB/s
Random 4K read1,340K IOPS
NAND3D QLC, 238-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-4021 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/4372848 (accessed 2026-10-19).