The service pack 3 of Windows XP (XP SP3) is a major update for Windows XP which has more than 1000 corrective softwares with numerous corrections for security problems as well as some supplementary features.
The new features of the Service Pack 3:
- The native support of WPA2 for wifi networks
- The NAP support
Note that this version is only valid only for 32 bit system , it does not bring significant improvement if you have already updated your version of Windows XP with Windows Update and it can raise some problems of compatibilities for the users using graphic subjects such as Vista Inspirat.