Be advised, games saved in 32-bit won’t work properly when running the 64-bit version and vice-versa.
Additional fixes and tweaks include:
– Windows Vista: Mouse cursor should no longer have an offset in the menu.
– Windows Vista: Unrequested launches in windowed mode should occur less often now.
– Timedemo can now be started from the command line.
– Better dynamic texture support for enthusiast mode.
– This fixes a known issue with changing resolution in Windows Vista
– Other Minor Bug Fixes