Product Description Smart Performance DELL 3420 Series desktops empower easy multitasking with new Intel® 6th generation Core™ processors, powerful graphics, and support for up to 64GB of DDR4 memory to best handle your workload. Rich I/O ports for your peripherals D510MT features a modular design that offers more flexible support for hard drives, RAM, PCI cards, and USB devices — ideal for ever-expanding businesses. The serial and parallel ports are both default on back I/O, freeing up PCI slots for additional upgrades. Easy connectivity with front USB 3.0 ports USB 3.0 transfers data 10X faster than USB 2.0 while maintaining complete backward compatibility. D510MT features two front USB 3.0 ports, allowing you to transfer data with ultimate speed and ease.
eBay