all comes down to preference.
If naa kay limited budget, then you should go for which is more powerful at that range.
ex: you have a 6k-8k budget, and you can choose from the two
Intel Q8400 2.66G 4mb - 7700
AMD Phenom II X4 945 3.0G 8mb - 7070
now which would you choose?
prices are taken form PCX SRP price list.