PRO series helps users work smarter by delivering an efficient and productive experience. Featuring stable functionality and high-quality assembly PRO series motherboards provide not only optimized professional workflows but also less troubleshooting and longevity.N/AN/AFROZR AI COOLINGN/ADetecting CPU & GPU temperatures and automatically adjusting fan duty of system fans to a proper value by adopting MSI AI ENGINE.N/AN/ALIGHTNING GEN 4 PCI-EN/AMSI lightning Gen 4 PCI-E is the latest and the fastest PCI-E data transfer solution with 64GB/s of transfer bandwidth that has doubled compared to its previous generation. PCIe 4.0 maintains both backward and forward compatibility with older and newer specifications. Optimized by steel armor design your motherboards can support the weight of heavy graphics cards.