Updates to Call of Duty: Black Ops have been released for PC users. The updates will be applied automatically when your Steam client is restarted.
Update Includes-
* Improved threading performance on computers with only 2 cores.
* Additional performance optimizations
* Added an option to pre-cache all shaders during load time. This fixes hitching related to shader compiling on some video cards when viewing an area of the map for the first time.
* Fixed random freezes in certain computer configurations.