Hardware Spec Index

Altrix PX-3861 Prime M.2 NVMe to PCIe 4.0 x4 Adapter

PCIe Cards & NVMe Enclosures · Altrix · SKU PX3861-PRIME · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index2,797 (PCIe Cards & NVMe Enclosures scale)
Category rank#41,391
Street price$99
Power6 W
Performance per dollar28.25
Released2022

Specifications

BrandAltrix
ModelAltrix PX-3861 Prime
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
CoolingHeatsink + 40 mm fan
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
Veltrix PX-7716 Core M.2 NVMe to PCIe 4.0 x4 Adapter2,402$79Compare
Tessarix PX-2023 Core M.2 NVMe to PCIe 4.0 x4 Adapter2,775$99Compare
Altrix PX-3487 Core Dual M.2 PCIe Switch Card5,438$379Compare
Veltrix PX-2603 Max M.2 NVMe to PCIe 4.0 x4 Adapter935$19Compare
Veltrix PX-1887 Plus M.2 NVMe to PCIe 4.0 x4 Adapter1,996$59Compare
Strivon PX-6925 Max PCIe 4.0 x16 Riser Cable3,303$149Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-3861 Prime M.2 NVMe to PCIe 4.0 x4 Adapter”, https://vextor7.com/item/76355252 (accessed 2026-10-20).