Bioshock

BioShock is a first-person shooter video game developed by Irrational Games (at the time, named 2K Boston), and published by 2K Games. The game was released for Microsof Windows and Xbox 360 platforms in August 2007; a PlayStation 3 port by Irrational, 2K Marin, 2K Australia and Digital Extremes was released in October 2008, and a Mac OS X port by Feral Interactive in October 2009. A mobile version was developed by IG Fun. The game's concept was developed by Irrational's creative lead, Ken Levine, and was based on the ideas of Objectivism as highlighted by Ayn Rand, while incorporating influences from other authors such as George Orwell. The game is considered a spiritual successor to the System Shock series, which many of Irrational's team including Levine had worked on previously.

Screenshot

Minimum System Requirements
OS: Windows XP/Vista
Processor: Pentium 4 @ 2.4 GHz
Memory: 1 Gb
Hard Drive: 8 Gb free
Video Memory: 128 Mb
Video Card: GeForce 6600 / ATI Radeon X1300
Sound Card: DirectX Compatible
DirectX: 9.0c
Keyboard
Mouse
DVD Rom Drive

Recommended System Requirements
OS: Windows XP/Vista
Processor: Intel Core 2 DUO Processor
Memory: 2 Gb
Hard Drive: 8 Gb free
Video Memory: 512 Mb
Video Card: nVidia GeForce 8600
Sound Card: DirectX Compatible
DirectX: 9.0c or 10
Keyboard
Mouse
DVD Rom Drive

Link Download Bioshock

part 1 - part 2 - part 3 - part 4