Hardware Spec Index

Tessarix PX-2645 XT Dual M.2 PCIe Switch Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX2645-XT · Released 2021 · Updated 2026-10-18

Key facts

Benchmark index5,568 (PCIe Cards & NVMe Enclosures scale)
Category rank#47,543
Street price$399
Power6 W
Performance per dollar13.95
Released2021

Specifications

BrandTessarix
ModelTessarix PX-2645 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
CoolingPassive heatsink
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
Strivon PX-5539 Prime Dual M.2 PCIe Switch Card4,409$259Compare
Veltrix PX-1903 Max Quad M.2 PCIe 4.0 x16 Card4,836$249Compare
Veltrix PX-2918 Ti PCIe 4.0 x16 Riser Cable2,359$89Compare
Altrix PX-3475 Prime USB 3.2 Gen 2x2 NVMe Enclosure4,750$289Compare
Tessarix PX-6389 Pro M.2 NVMe to PCIe 4.0 x4 Adapter2,787$119Compare
Tessarix PX-1358 Max M.2 NVMe to PCIe 4.0 x4 Adapter1,156$29Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-2645 XT Dual M.2 PCIe Switch Card”, https://vextor7.com/item/17519659 (accessed 2026-10-18).