If you need help with any other parts of this classic game, please let me know. I can help you on your specific operating system, provide the best settings for low-spec graphics cards , or help you find riddler trophies once your frame rate returns to normal! Share public link
When you enter the X-Ray room, the game simultaneously initializes: Real-time skeletal rendering (the X-Ray effect) Nvidia PhysX particle effects Dynamic lighting maps
Search for SizeOfPermanentObjectPool . Double its default value by changing 116 to 232 .
Check the box for and select Windows 7 from the dropdown menu. batman arkham asylum x ray room lag repack
The game sometimes resets these files. After editing, right-click the .ini file, go to Properties , and check Read-Only . Troubleshooting Repack Specifics
Save the file and set it to "Read-only" if the game keeps reverting it. 2. Disable Hardware PhysX
If none of these work, your repack might have a corrupted "BmGame.ini" file. Check the "Redist" or "Verify" folder in your repack directory to ensure all components installed correctly. Often, simply installing the provided in the repack folder (even if you have a newer version) fixes the shader rendering issues in the X-Ray room. If you need help with any other parts
Alternatively, set MinSmoothedFrameRate=0 and MaxSmoothedFrameRate=280 to fully unlock the frame rate, as shown in this Steam community guide . Save and set the file to "Read-only." 3. Reinstall DirectX and VC++ Redistributables Repacks often lack necessary system files.
This installs the specific old .dll files the game needs to process the X-Ray room physics without bottlenecking your CPU. 4. Apply the Dynamic Shadows Tweak
If you are experiencing a massive performance dip at this crucial point, Why Does the X-Ray Room Lag Happen? Double its default value by changing 116 to 232
The X-Ray room is a high-demand area for the game’s engine, Unreal Engine 3. It features:
The most common trigger for this lag is the legacy Nvidia PhysX code interacting poorly with modern GPU drivers in repacked game files.
The issue is a rite of passage for budget PC gamers. It transforms a terrifying stealth brawl into a PowerPoint presentation. But as we’ve shown, it is entirely fixable.