AMD Catalyst 13.10 Beta Driver Released (Supports Windows 8.1)

Feature Highlights of The AMD Catalyst 13.10 Beta Driver for Windows:

AMD Catalyst 13.10 Beta includes all of the features/fixes found in AMD Catalyst 13.8 Beta2

PCI-E bus speed is no longer set to x1 on the secondary GPU when running in CrossFire configurations

Rome Total War 2: Updated AMD CrossFire™ profile

• improves CrossFire scaling up to 20% (at 2560x1600 with extreme settings)
• resolves corruption issues seen while playing the game

Saints Row 4: Updated AMD CrossFire profile

• improves CrossFire scaling up to 20% (at 2560x1600 with ultra settings)

Metro Last Light: Updated AMD CrossFire profile

• improves CrossFire scaling up to 10% (at 2560x1600 with ultra settings)

Includes a number of frame pacing improvements for the following titles:

• Tomb Raider
• Metro Last Light
• Sniper Elite
• World of Warcraft
• Max Payne 3
• Hitman Absolution

Source: http://support.amd.com/us/kbarticles/Pages/AMDCatalyst13-10WINBetaDriver.aspx

AMD Catalyst Driver 13.8 Beta 2 (Microstutter Fixing / CFX Drivers)

Sorry for the delay, AMD's second driver attempt to reduce microstutter in GPUs is now out. Link below.


Feature Highlights of The AMD Catalyst 13.8 Beta2 Driver for Windows:

Saints Row 4: Performance improves up to 25% at 1920x1280 with Ultra settings enabled
Splinter Cell Blacklist: Performance improves up to 9% at 2560x1600 with Ultra settings enabled
Final Fantasy XIV: Improves single GPU and CrossFire performance
Van Helsing: Fixes image quality issues when enabling Anti-Aliasing through the AMD Catalyst Control Center
Far Cry 3 / Far Cry 3 Blood Dragon: Resolve corruption when enabling Anti-Aliasing through the Catalyst Control Center
RIPD: Improves single GPU performance
Minimum: Improves CrossFire performance
Castlevania Lords of Shadow: Improves CrossFire performance
CrossFire: Frame Pacing feature – includes improved performance in World of Warcraft, Sniper Elite, Watch Dogs, and Tomb Raider
Doom 3 BFG: Corruption issues have been resolved


Known Issues of The AMD Catalyst 13.8 Beta2 Driver for Windows:

CrossFire configurations (when used in combination with Overdrive) can result in the secondary GPU usage running at 99%
Enabling CrossFire can result in the PCI-e bus speed for the secondary GPU being reported as x1
Bioshock Infinite: New DLC can cause system hangs with Frame Pacing enabled – disable frame pacing for this title to resolve.


http://support.amd.com/us/kbarticles/Pages/AMDCatalyst13-8WINBetaDriver.aspx