New laptop Intel or AMD Processor which one to choose?     I am looking to buy a laptop, and have done some research and planning to buy HP Pavilion, but I am confused which processor to choose, and also why is AMD cheaper than Intel processors are they inferior or less powerful.   
Can you help me what to choose.   
- Intel(R) Pentium(R) M Processor 745A  
- AMD Sempron(TM) 3000+ (1.8GHz/128KB L2 Cache)  
- And also new one which is very expensive - Intel® Core™ Duo processor up to T2500 (2.0 GHz)   
Thanks      
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