Hardware Spec Index

Tessarix PX-3942 Pro Quad M.2 PCIe 4.0 x16 Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX3942-PRO · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index3,851 (PCIe Cards & NVMe Enclosures scale)
Category rank#11,087
Street price$209
Power12 W
Performance per dollar18.43
Released2022

Specifications

BrandTessarix
ModelTessarix PX-3942 Pro
TypeQuad M.2 PCIe 4.0 x16 Card
Host interfacePCIe 4.0 x16, requires x4/x4/x4/x4 bifurcation
Throughput4× ~7,000 MB/s
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 ExplainedPCIe 4.0 vs PCIe 5.0USB4 ExplainedThunderbolt 5 ExplainedPCIe 5.0 Explained

Similar PCIe Cards & NVMe Enclosures

ModelBenchmarkPriceCompare
Veltrix PX-5948 Ultra Thunderbolt 5 NVMe Enclosure5,582$349Compare
Strivon PX-4266 Edge USB 3.2 Gen 2x2 NVMe Enclosure4,856$259Compare
Strivon PX-1220 Core M.2 NVMe to PCIe 4.0 x4 Adapter1,301$29Compare
Altrix PX-2596 XT USB4 40Gbps NVMe Enclosure4,566$259Compare
Strivon PX-7823 XT Quad M.2 PCIe 4.0 x16 Card5,327$389Compare
Altrix PX-7697 XT Quad M.2 PCIe 4.0 x16 Card2,617$99Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-3942 Pro Quad M.2 PCIe 4.0 x16 Card”, https://vextor7.com/item/5100281 (accessed 2026-10-24).