MSI motherboard features one or more PCI Express 3.0 slots, perfectly aligned & with enough space for an optimal airflow when using multiple graphics cards. That way, you will never have to worry about an overheating PC, while you are enjoying the best graphics jumping off from your monitor when running an AMD Cross Fire gaming setup. The MSI H97 GUARD-PRO motherboard is the ideal high performance solution for mining crypto currencies. You get a total of 6 PCI Express slots perfectly aligned to make sure you are able to use them all at once at optimal operation.