Hardware Spec Index

Altrix SN-4521 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN4521-PLUS · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index6,712 (SSDs scale)
Category rank#38,045
Street price$99
Power8 W (active)
Performance per dollar67.80
Released2024

Specifications

BrandAltrix
ModelAltrix SN-4521 Plus
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,800 MB/s
Sequential write5,000 MB/s
Random 4K read1,270K IOPS
NAND3D QLC, 232-layer
CacheDRAM-less (HMB)
Endurance240 TBW (0.22 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-4521 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/4745348 (accessed 2026-10-20).