In order for you to play Magicka on Windows with minimal graphics settings, your computer must meet the following requirements
OS *:
Windows XP/Vista/7 (32- or 64-bit)
Processor (CPU):
Intel® Pentium® IV 2.4 GHz or AMD 3500+
Memory (RAM):
2 GB RAM
Hard Disk Space:
2 GB Available Space
Video Card:
NVIDIA® GeForce 8800 or ATI Radeon® X1900 (Integrated Video Cards not recommended)
DirectX®:
DirectX 9
Sound:
DirectX-compatible sound card
Additional:
3-button mouse, keyboard and speakers. DSL Internet connection for multiplayer. .NET 3.5 required