Then again, there is no concept of standardized bloated "extensions" on GPUs- their developers may have been pushed into going for maximum compatibility rather than highly optimized x86 code, especially considering that the CPU port just isn't a priority.
Originally Posted by Loris
Who knows what happened to make this come to be. All I hear is FUD. In closed source development politics play a huge role. Most project heads will trim any work for dev teams to the absolute minimum possible to get the feature out the door. Optimization and bugfixing comes later, only when people (customers) complain about it.