The second-generation design of Mac Pro was announced by Apple Inc. in June 2013. The current Mac Pro achieves twice the overall performance of the previous model, as it’s shorter, thinner and less massive. The redesigned Mac Pro takes up less than one eighth the volume of previous Mac Pro.
Anyway, if you prefer to switch to another, newest Mac Pro model, you can always sell your MacPro computer online to iGotOffer for the best price.
The current edition of Mac Pro supports one central processing unit up to a 12-core Xeon E5 CPU, updates wireless communication, as well as four 1866 MHz DDR3 slots, dual AMD FirePro D series GPUs, up to D700 with 6 GB VRAM each, and flash storage. This MacPro supports six displays.
Working with the Apple's Mac Pro you never are at a loss for speed. But when you you decide to upgrade your desktop and get yourself a more powerful model, you can sell your old Mac Pro to iGotOffer for the best price online.