Only 500 units of the Porsche 911 GT2 RS were to be built, and they've all sold in less than two months since the official unveiling August 25 at the Moscow Auto Salon. Despite the $245,000 starting price, it's not all that surprising--the GT2 RS is Porsche's highest performance, most powerful production car ever.

If you've already forgotten the 911 GT2 RS's specs, here's the cheat sheet: a twin-turbo 3.6-liter boxer six rated at 620 horsepower, 0-60 mph in 3.4 seconds, 0-187 mph in 28.9 seconds, top speed of 205 mph, curb weight of 3,021 pounds wet. Nordschelife lap time? 7 minutes, 18 seconds.

Check our our preview for the full details on the 2011 Porsche 911 GT2 RS. Even though it's too late to buy one new, you may be lucky enough to find an owner that's decided it's simply too much car for their abilities.