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