Hardware Spec Index

Altrix SN-4478 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN4478-PRO · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index6,166 (SSDs scale)
Category rank#26,823
Street price$109
Power6 W (active)
Performance per dollar56.57
Released2022

Specifications

BrandAltrix
ModelAltrix SN-4478 Pro
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,300 MB/s
Sequential write6,600 MB/s
Random 4K read1,100K 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

Similar SSDs

ModelBenchmarkPriceCompare
Caldera SN-7625 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD8,951$209Compare
Mirenta SN-6247 Ti 8TB PCIe 3.0 NVMe M.2 2280 SSD12,225$379Compare
Strivon SN-3589 Edge 1TB PCIe 4.0 NVMe M.2 2230 SSD8,149$169Compare
Strivon SN-8410 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD11,545$319Compare
Novexa SN-9985 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD6,935$99Compare
Mirenta SN-7097 Core 1TB SATA 2.5-inch SSD3,501$29Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Altrix SN-4478 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/6904796 (accessed 2026-10-23).