RDP is a remote display system. The server end, installed on play, works in conjunction with the viewer, run on a PC.
Remote Desktop Connection, built into Windows.
CoRD for Mac, from the Mac App Store.
Microsoft Remote Desktop, in the Mac App Store.
... and, for iOS, in the iTunes Store.
CoRD lets you choose your screen size; note that 1904 x 980 fits nicely within 1920 x 1280.
A.E. Dec 2013