Hardware Spec Index

Altrix SN-4477 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN4477-XT · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index9,495 (SSDs scale)
Category rank#9,550
Street price$199
Power8 W (active)
Performance per dollar47.71
Released2021

Specifications

BrandAltrix
ModelAltrix SN-4477 XT
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read4,900 MB/s
Sequential write3,900 MB/s
Random 4K read750K IOPS
NAND3D TLC, 176-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

Similar SSDs

ModelBenchmarkPriceCompare
Caldera SN-9812 Ti 8TB PCIe 4.0 NVMe M.2 2280 SSD12,746$429Compare
Novexa SN-2491 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD5,015$59Compare
Strivon SN-1640 Edge 4TB PCIe 5.0 NVMe M.2 2280 SSD13,701$589Compare
Strivon SN-3055 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD7,696$129Compare
Caldera SN-1022 Pro 2TB PCIe 4.0 NVMe M.2 2230 SSD9,541$219Compare
Altrix SN-4285 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD14,735$599Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Altrix SN-4477 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/97051814 (accessed 2026-10-24).