RDS Component Architecture Poster is available. This poster illustrate the architecture of Remote Desktop Services and the component of RDS: RD Session Host, RD Virtualization Host, RD Connection Broker, RD Web Access, RD Gateway, RD Licensing. Most important is RemoteFX is describe as well.
It's a good poster to understand more better on RDS Component Architecture.
Get it from this link :- http://go.microsoft.com/fwlink/?LinkId=200520 while stock available. :)