BUSINESS ELEGANCE The PRO Series is tailored to professionals from all walks of life. The lineup features impressive performance & high quality, while aiming to provide users incredible experience. Users who care about productivity & efficiency can definitely count on the MSI PRO Series to assist you with multitasking & increasing efficiency. Chipset Heatsink The chipset heatsink is designed to reduce dust & noise & also capable of maintaining high efficiency of PCH. LIGHTNING GEN 4 PCI-E MSI lightning Gen 4 PCI-E represents the bandwidth of a x 16 interface to 64GB/s that has doubled compared to its previous generation. REINFORCED, HEAVY SOLDERED CONNECTIONS MSI PCI Express Steel Armor slots are secured to the motherboard with extra solder points & support the weight of heavy graphics cards. When every advantage in games counts, Steel Armor shields the point of contact from electromagnetic interference.