Firing Squad interviewed Bill Roper about (you guessed it) Hellgate London. Here's how he compared the DX9 and 10 versions of the game: ...

A bug in AMD's Radeon Software Adrenalin Edition is breaking some DirectX 9 games, but a fix is incoming despite reports to the contrary.

Overall, the improvements equate to an average of 43% at 1080p across DX9 titles. The 99th percentile frames (max frame rate) have improved by 60%, according to Intel. Intel Arc A750 benchmarks.