There are many remote desktop protocols used widely, e.g. VNC, RDP, PCoIP, RGS, etc. Taking a look at their specification, it seems that they provide different features, such as redirecting I/O, tuning display setting, etc. I’ve recently installed a thin client system at my company. By using RDP protocol, the users are complaining about slow update of their screens. PCoIP has also slowed down their IP telephony activities.
Now the Q is: How can I evaluate and compare the effectiveness of remote desktop protocols based on the quality of their user experience?
Here are my findings: