Features:

New Missions. 20 new missions, in Law Enforcement and Rescue, Astronautics, Racing, and Backcountry, will give pilots more chances to soar. Head to the Rockies to fight forest fires or fly relief supplies to the Congo. With the world beneath you, anywhere is possible.
 
Dynamic Living World. Watch as the world under you comes to life, from the gates and fuel trucks at your local airport to the hustle and bustle of cities. Experience the challenges of landing at your local airport as day turns to night and as the seasons change.
 
Multiplayer Racing. Race against friends online in challenges such as Red Bull Aerobatics, Sailplane, Cross Country, and Reno High Speed.
 
All in One Package. For the first time, “Microsoft Flight Simulator X Gold” gives players the chance to purchase Microsoft Flight Simulator X Deluxe Edition and Microsoft Flight Simulator X: Acceleration together in one bundle.
 
Experience stunningly realistic graphics you need to see to believe.
 
Immerse yourself in a dynamic living world with airport vehicles, highway and air traffic, boats and ships, and animals.
 
Fly 23 aircraft, including an ultralight, prop planes, seaplanes, corporate jets, airliners, a fighter plane, helicopters, and a glider.
 
Challenge yourself in 71 structured missions. Earn rewards for accomplishing goals.
 
Play online as a pilot or an air traffic controller. Communicate in your own voice, in real time.
 
Expand your simulation by adding on third-party aircraft, scenery, utilities, and more.

Computer Requirements:

OS: Windows XP SP2 / Windows Vista / Windows 7
Processor: 2.0 GHz or higher (single core)
RAM: 1GB  (we recommend 2-4 GB)
Hard Drive: 15 GB
Video Card: 256 MB video RAM or higher. Shader model 1.1 or higher
Other: DirectX hardware compatibility
Soundcard: Audio Card with speakers or headphones