Hardware Spec Index

Altrix SN-3977 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN3977-PLUS · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index6,075 (SSDs scale)
Category rank#44,409
Street price$89
Power8 W (active)
Performance per dollar68.26
Released2022

Specifications

BrandAltrix
ModelAltrix SN-3977 Plus
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,200 MB/s
Sequential write5,600 MB/s
Random 4K read1,350K IOPS
NAND3D QLC, 218-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-3977 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/625938 (accessed 2026-10-23).