The Sims 3 System Requirements

Minimum System Requirements

Processor: Pentium 4 @ 2 GHz/Athlon XP 2000+
Memory: 1 GB (1.5 GB for Laptops and Windows Vista)
Video Card: 128 MB (GeForce FX 5900/Radeon 9500)
Hard Disk Space: 6.5 GB of hard drive space with more room for additional content
Operating System: Windows XP (with Service Pack 2) or Windows Vista

Recommended System Requirements

Processor: Pentium 4 @ 2 GHz/Athlon XP 2000+
Memory: 2 GB (4 GB for Laptops and Windows Vista)
Video Card: 256 MB (GeForce 9400GT/ATI RADEON HD 3600 Series)
Hard Disk Space: 7 GB of hard drive space with more room for additional content
Operating System: Windows XP (with Service Pack 2) or Windows Vista