Hardware Spec Index

Tessarix PX-8485 Prime Dual M.2 PCIe Switch Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX8485-PRIME · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index4,354 (PCIe Cards & NVMe Enclosures scale)
Category rank#31,551
Street price$249
Power6 W
Performance per dollar17.49
Released2024

Specifications

BrandTessarix
ModelTessarix PX-8485 Prime
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-7807 XT USB 3.2 Gen 2x2 NVMe Enclosure1,438$39Compare
Tessarix PX-5551 SE PCIe 4.0 x16 Riser Cable2,094$69Compare
Tessarix PX-9902 Pro Dual M.2 PCIe Switch Card4,964$289Compare
Altrix PX-8836 XT M.2 NVMe to PCIe 4.0 x4 Adapter897$19Compare
Strivon PX-5459 Max Dual M.2 PCIe Switch Card4,682$289Compare
Strivon PX-8724 Max USB 3.2 Gen 2 NVMe Enclosure1,784$59Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-8485 Prime Dual M.2 PCIe Switch Card”, https://vextor7.com/item/7702015 (accessed 2026-10-19).