Have some questions on Bootcamp ????

My mac- Model Name: iMac
Model Identifier: iMac8,1
Processor Name: Intel Core 2 Duo
Processor Speed: 2.4 GHz
Number Of Processors: 1
Total Number Of Cores: 2
L2 Cache: 6 MB
Memory: 1 GB
Bus Speed: 1.07 GHz
SMC Version: 1.29f1

I would like to know if when i install windows and divide my windows hard-drive to 10gb what will be my macs stats?will everything stay the same other than disk space or will ram get split etc.
Most importantly i am doing this to run tf2 flawless, will i be able to?


PLEASE HELP

 

dude thank you so much

Dude thank you so much
but how good will i be able to run it

 

thank you so much