ATI catalyst 6.8 and OpenGL

blackleopard92

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I don't know whether this is old news or not, but ATi has totally overhauled it's openGL rendering sub system for catalyst v6.8.
this has resulted in 10- 30 % performance increase in various OpenGL games.

check it out yourself:
Relase note by ATI

also, the performance increase has been confirmed by various portals like Anandtech etc.

release notes said:
As with most Catalyst? releases, performance has increased in various situations.

Improved shader compiler and transform engine optimizations have led to many significant performance gains in OpenGL applications across the entire Radeon? X1000 series of products. These include:

* Doom 3 performance improves as much as 6.5%
* Quake 4 (v1.2 or higher) performance improves as much as 18%
* Chronicles of Riddick performance improves as much as 20%. Average improvements of 5-10% are commonly seen
* Prey performance improves as much as 16%

Optimizations made to ATI's graphics memory manager have led to significant gains in DirectX applications that make heavy use of graphics memory on 256MB ATI graphics cards:

* 3DMark06 performance improves as much as 22% on single ATI Radeon? X1000 series cards with 256MB of graphics memory at 1280x1024 and higher when anti-aliasing is enabled. The largest gains are found on the ATI Radeon? X1800 series and ATI Radeon? X1900 series of products
* Call of Duty 2 performance improves as much as 30% on single ATI Radeon? X550 cards or higher with 256MB of video memory at 1280x1024 and higher when anti-aliasing enabled. The largest gains are found on the ATI Radeon? X1800 series and ATI Radeon? X1900 series of products
 

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