- Reduced number of spawned threads and context switches.
- Memory mapped files are used for output. This allows writing compressed data to disk during compression. The downside is that writing PVR output files no longer can be disabled.
- 32 bit version has been discontinued. From now on only 64 bit version will be provided. It was always the recommended one to use, anyways, as it performed much better than the 32 bit one.
- Various optimizations.