Here are the minimum and recommended specs for running BioShock Infinite PC. We can't say for sure whether you should run the game on PC, as opposed to Xbox 360 or PS3. But, judging by how good the first 4 1/2 hours of the game are, we recommend your run it on something.
These specs are from Infinite studio Irrational Games' official site:
MINIMUM
OS: Windows Vista Service Pack 2 32-bit
Processor: Intel Core 2 DUO 2.4 GHz / AMD Athlon X2 2.7 GHz
Memory: 2 GB
Hard Drive: 20 GB free
Video Card: DirectX10 Compatible ATI Radeon HD 3870 / NVIDIA 8800 GT / Intel HD 3000 Integrated Graphics
Video Card Memory: 512 MB
Sound Card: DirectX Compatible
RECOMMENDED
OS: Windows 7 Service Pack 1 64-bit
Processor: Quad Core Processor
Memory: 4 GB
Hard Drive: 30 GB free
Video Card: DirectX11 Compatible, AMD Radeon HD 6950 / NVIDIA GeForce GTX 560
Video Card Memory: 1024 MB
Sound Card: DirectX Compatible