About Spore

Minimum:
* Mac OS X 10.5.3
* Intel Core Duo CPU
* 1 GB RAM
* 128 MB VRAM
* ATI X1600, NVidia 7300 GT or equivalent GPU
* 4.7 GB free HD space

For computers using built-in graphics chipsets:
* Intel GMA X3100 or better GPU
* Dual 2.0 GHz CPUs, 1.7GHz Core 2 Duo or equivalent CPU