ASUS Pro series desktop empowers easy multitasking with Intel Core i7 processor and powerful graphics to best handle your workload. BP63 series is a booksize PC that saves 65% space than tower PCs. The BP6375 features a modular design that offers more flexible support for hard drives, RAM, PCI cards, and USB devices - ideal for ever-expanding businesses. The COM and parallel ports are both on motherboard, freeing up PCI slots for additional upgrades. An easy-to-service chassis design helps maximize uptime by making upgrades and routine maintenance effortless.