A service pack for Windows is usually meant to fix Bugs and bring along the one or the other new function. But also performance increases could be seen in the past. HT4U.net presents, if Enthusiasts can expect their systems to perform better with Windows 7 and SP1.
Any major computer upgrade generally requires a full software reinstall too. No so if you heed the advice in the guide to Upgrading a Motherboard without Reinstalling. PCSTATS Tips