While Battlefield 4 was the first game to support Mantle, Thief by Square Enix is the first game to support both Mantle and TrueAudio. TrueAudio is implemented to enhance environmental sound effects. This was done by taking a snapshot of the echo characteristics of a real-world location and importing it into software to be translated into how the sound should react within the games environments. Let's take a look at how Mantle affects the performance of Thief, and whether TrueAudio can enhance the games audio.