http://store.steampowered.com/news/10113/

We have just made public a new version of the PC version of Tomb Raider, build 1.0.718.4
...
Fixes include:

- Addressed some stability and startup issues on machines that have both Intel and NVIDIA graphics hardware.
- Fix for players being unable to progress related to the boat in the beach area.
- Some fixes for crashes on startup and when selecting Options.
- Some small improvements to TressFX hair rendering.
- Fixes for various graphics glitches, including certain effects not being visible in fullscreen mode.
- Fixed a problem that caused some users to not be able to use exclusive fullscreen.
- Added support for separate mouse/gamepad inversion for aiming, as well as support for x-axis inversion.
- Fixes related to the benchmark scene and benchmark mode.
- Various other small fixes.

看来改变不大,那咱得再等等了,看下个Beta(或者WHQL)驱动能不能解决问题.