Hardware Spec Index

Altrix SN-2977 Ultra 2TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN2977-ULTRA · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index8,607 (SSDs scale)
Category rank#48,641
Street price$189
Power6 W (active)
Performance per dollar45.54
Released2019

Specifications

BrandAltrix
ModelAltrix SN-2977 Ultra
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,300 MB/s
Sequential write2,200 MB/s
Random 4K read550K IOPS
NAND3D TLC, 218-layer
CacheDDR4 DRAM, 2 GB
Endurance1,200 TBW (0.33 DWPD)
Warranty5 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-2977 Ultra 2TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/4473422 (accessed 2026-10-21).