A transition to Direct3D11 and a fix for the original's 30fps physics cap.
To run the underwater adventure smoothly, ensure your PC meets these specifications: Minimum Specs Recommended Specs Windows 7 SP1 (64-bit) Windows 7 SP1 (64-bit) Processor Intel Core 2 Duo 2.66 GHz 3GHz Quad-Core Memory Graphics NVIDIA GTX 670 / AMD HD 7770 NVIDIA GTX 770 / ATI HD 7970 Storage 25 GB available space 25 GB available space BioShock™ Remastered on Steam
High-resolution textures, higher polygon-count models, and updated lighting.
BioShock Remastered : The Ultimate PC Guide BioShock Remastered