Doom 3 vs Quake 4 performance

Now that Quake 4 has been available here in the United States for a couple of days along with the Linux client and server binaries, we've gathered some results comparing the frame-rate performance of Quake 4 against Doom 3, as Quake 4 is using a tweaked version of the Doom 3 engine. Read on over Phoronix.