Hardware Spec Index

Tessarix PX-3994 Max M.2 NVMe to PCIe 4.0 x4 Adapter

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX3994-MAX · Released 2019 · Updated 2026-10-25

Key facts

Benchmark index5,557 (PCIe Cards & NVMe Enclosures scale)
Category rank#12,632
Street price$399
Power6 W
Performance per dollar13.93
Released2019

Specifications

BrandTessarix
ModelTessarix PX-3994 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
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-4636 Plus USB 3.2 Gen 2 NVMe Enclosure1,483$39Compare
Tessarix PX-4370 Max USB 3.2 Gen 2 NVMe Enclosure1,402$29Compare
Veltrix PX-9894 Core USB4 40Gbps NVMe Enclosure5,101$289Compare
Strivon PX-3685 Plus USB 3.2 Gen 2 NVMe Enclosure3,536$189Compare
Tessarix PX-6776 SE M.2 NVMe to PCIe 4.0 x4 Adapter1,246$29Compare
Tessarix PX-2649 Edge USB 3.2 Gen 2 NVMe Enclosure3,221$149Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-3994 Max M.2 NVMe to PCIe 4.0 x4 Adapter”, https://vextor7.com/item/2950878 (accessed 2026-10-25).