Hardware Spec Index

Altrix SN-3977 XT 2TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN3977-XT · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index9,499 (SSDs scale)
Category rank#8,607
Street price$229
Power5 W (active)
Performance per dollar41.48
Released2019

Specifications

BrandAltrix
ModelAltrix SN-3977 XT
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read3,400 MB/s
Sequential write3,000 MB/s
Random 4K read590K IOPS
NAND3D TLC, 176-layer
CacheDDR4 DRAM, 2 GB
Endurance1,200 TBW (0.33 DWPD)
Warranty5 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 XT 2TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/6469449 (accessed 2026-10-21).