Yeah Compaq Laptops with AMD Turion processor have a heating issue when exposed to long time work...
Though AMD Turion is totally for notebooks, but Intel Centrino mobile platform is the best you can get around in mobile computing.
Acer has some very good Laptops based on the Turion processor ::
Acer AS5003WLCi AMD Turion 64 ML-32 1.8GHz / 802.11b/g Wireless / 15.4-Inch WXGA / 512MB DDR / 60GB HDD / CDRW / DVD Combo / Windows XP Home / Notebook PC (Rs.28,647)
Acer Aspire AS5002WLMi AMD Turion 64 Mobile Technology ML-30 1.6GHz / 802.11b/g Wireless / 15.4-Inch XGA / 512MB DDR / 80 GB HDD / DVDRW / Windows XP Home / Notebook PC (Rs.35,942)
Other brands are also available ::
HP v2410us AMD Turion 64 ML-30 1.6GHz / 802.11g Wireless / 14-Inch XGA / 512MB DDR / 80GB HDD / DVD±RW DL / Windows XP Home / Notebook PC (Rs.43,315)
If you need info on Centrino Platform then post in this thread...
Hope my post would help you to decide to buy ur Laptop.
Regards,
Shovik.