Hardware Spec Index

Tessarix PX-8239 XT Dual M.2 PCIe Switch Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX8239-XT · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index5,600 (PCIe Cards & NVMe Enclosures scale)
Category rank#37,389
Street price$349
Power6 W
Performance per dollar16.05
Released2023

Specifications

BrandTessarix
ModelTessarix PX-8239 XT
TypeDual M.2 PCIe Switch Card
Host interfacePCIe 4.0 x8 with onboard PCIe switch (no bifurcation needed)
ThroughputUp to 14,000 MB/s aggregate
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
Altrix PX-9539 SE Dual M.2 PCIe Switch Card3,919$199Compare
Tessarix PX-4537 Max Quad M.2 PCIe 5.0 x16 Card4,919$319Compare
Veltrix PX-6847 Ultra Dual M.2 PCIe Switch Card5,452$399Compare
Strivon PX-6020 Core USB 3.2 Gen 2 NVMe Enclosure1,354$29Compare
Tessarix PX-1498 XT Quad M.2 PCIe 5.0 x16 Card5,379$399Compare
Strivon PX-3996 Pro USB4 40Gbps NVMe Enclosure3,819$159Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-8239 XT Dual M.2 PCIe Switch Card”, https://vextor7.com/item/4940746 (accessed 2026-10-25).