Hardware Spec Index

Tessarix PX-4181 Pro M.2 NVMe to PCIe 4.0 x4 Adapter

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX4181-PRO · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index2,044 (PCIe Cards & NVMe Enclosures scale)
Category rank#10,015
Street price$59
Power6 W
Performance per dollar34.64
Released2020

Specifications

BrandTessarix
ModelTessarix PX-4181 Pro
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
Strivon PX-8361 Pro PCIe 4.0 x16 Riser Cable971$19Compare
Tessarix PX-4354 Max M.2 NVMe to PCIe 4.0 x4 Adapter1,558$39Compare
Tessarix PX-6276 Prime USB 3.2 Gen 2 NVMe Enclosure5,370$379Compare
Altrix PX-7527 Core Dual M.2 PCIe Switch Card4,289$269Compare
Altrix PX-6083 Ti Quad M.2 PCIe 4.0 x16 Card2,327$89Compare
Veltrix PX-6479 Ti USB 3.2 Gen 2x2 NVMe Enclosure2,108$79Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-4181 Pro M.2 NVMe to PCIe 4.0 x4 Adapter”, https://vextor7.com/item/20022435 (accessed 2026-10-19).