Hardware Spec Index

Tessarix PX-8604 Ultra Dual M.2 PCIe Switch Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX8604-ULTRA · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index4,187 (PCIe Cards & NVMe Enclosures scale)
Category rank#28,478
Street price$229
Power6 W
Performance per dollar18.28
Released2022

Specifications

BrandTessarix
ModelTessarix PX-8604 Ultra
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

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Cite this page: Hardware Spec Index, “Tessarix PX-8604 Ultra Dual M.2 PCIe Switch Card”, https://vextor7.com/item/20510 (accessed 2026-10-19).