Hardware Spec Index

Altrix PX-4399 Max M.2 NVMe to PCIe 4.0 x4 Adapter

PCIe Cards & NVMe Enclosures · Altrix · SKU PX4399-MAX · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index1,008 (PCIe Cards & NVMe Enclosures scale)
Category rank#24,856
Street price$19
Power6 W
Performance per dollar53.05
Released2025

Specifications

BrandAltrix
ModelAltrix PX-4399 Max
TypeM.2 NVMe to PCIe 4.0 x4 Adapter
Host interfacePCIe 4.0 x4 (passive)
ThroughputUp to 7,500 MB/s (drive-limited)
Drive supportM.2 NVMe 2230 / 2242 / 2260 / 2280
CoolingPassive heatsink
Bus powerSlot-powered
CompatibilityUEFI boot supported; check slot bifurcation

Related guides

NVMe SSDs ExplainedPCIe Lanes ExplainedUSB4 ExplainedThunderbolt 5 ExplainedPCIe 5.0 Explained

Similar PCIe Cards & NVMe Enclosures

ModelBenchmarkPriceCompare
Strivon PX-8547 Pro USB 3.2 Gen 2 NVMe Enclosure2,498$89Compare
Strivon PX-3682 Plus PCIe 4.0 x16 Riser Cable1,174$29Compare
Altrix PX-3260 Core M.2 NVMe to PCIe 4.0 x4 Adapter1,987$69Compare
Veltrix PX-9196 Pro Thunderbolt 5 NVMe Enclosure4,016$219Compare
Veltrix PX-2249 Pro PCIe 4.0 x16 Riser Cable1,148$29Compare
Altrix PX-3326 Max Dual M.2 PCIe Switch Card4,605$239Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-4399 Max M.2 NVMe to PCIe 4.0 x4 Adapter”, https://vextor7.com/item/72750 (accessed 2026-10-19).