Highlights of the ATI Catalyst 10.7 release for Microsoft Windows include:
ATI Eyefinity Technology – Enhancements for HydraVision
Maximizing a window across multiple displays will now take user defined bezel compensation into account
Automatically adjusts window position when dragging and dropping windows to ensure title bar visibility
Proper dialog box placement – dialogs do not cross displays, are not hidden behind bezels, and can be designated to be shown on the users ”preferred” display

Enhanced Pull-down detection
The Pull-down detection algorithm has been enhanced for higher visual quality on certain types of video content
Supported on the ATI Radeon HD 5000 Series of GPUs

ATI CrossFireX technology – support for rotated displays
This release of ATI Catalyst enables end users running supported ATI CrossFireX configurations to rotate their displays (single or ATI Eyefinity display configurations) and still enjoy the performance benefits of ATI CrossFireX technology

ATI Radeon GPU acceleration of VLC 1.1.1 Media Player
Enables GPU acceleration of h.264 video content when using the VLC 1.1.1 Media Player – enabling a better user experience by consuming less system resources
Supported on the ATI Radeon HD 5000 and ATI Radeon HD 4000 Series of GPU products
Requires VLC version 1.1.1 and later

Highlights of the ATI Catalyst driver for Linux 10.7 release include:

Support for new Linux operating systems
This release of ATI Catalyst driver for Linux introduces support for the following new operating systems:
Ubuntu 10.04 production support

ATI Eyefinity support
ATI Catalyst driver for Linux 10.7 provides support for ATI Eyefinity technology under all supported Linux distributions

For more information on ATI Catalyst 10.7 (for Windows 7, Windows Vista, Windows XP, and Linux versions), including all of the resolved issues in this release, please see the ATI Catalyst 10.7 release notes.