mac os x86 for Dell Dimension 1100?

[bob5731]

I've got problems with running above 1024x768 though.'

Hi
What mac os x86 10.5 can I run on my Dell Dimension 1100?

Processor: Intel® Celeron® D Processor up to 330 (2.66GHz, 533MHz FSB, 256KB L2 cache).
Memory: 1GB
Ultra ATA Hard drives 20GB
Video Graphics: Integrated Intel® Extreme Graphics 2.
Convenient Ports: Includes 6 USB 2.0 ports to support 2.0 USB technology (2 front & 4 back ports), one serial port and one parallel port.
Sound: Includes integrated 2.1 channel audio.