windows 7 vs windows xp

Windows XP is a line of operating systems produced by Microsoft for use on personal computers running x86 and IA-64 processors, including home and business desktops, notebook computers, and media centers. Windows XP was first released on 25 October 2001.
Windows 7 is coming, so, which is better between Windows 7 and Windows XP? This maybe asked by many people who want to have a great experience of Windows 7. Now we give a professional comparison between those two Windows OS to help you learn more for your need.
Windows 7 VS Windows XP
According to a performance test, Windows 7 Beta has beaten both Windows XP and Vista in several key areas. Keep in mind this is just a first look, Microsoft may still and probably will provide further performance optimizations for the final version of Win 7.As we all know that Windows XP is used by most usres now, but Microsoft will stop to support Windows XP in 2010 in any way. Compared to Windows XP, the System requirement Windows 7 is more higher. so the performance of Windows 7 is much butter than Windows XP. You can leran from the following table.
| Windows 7 | Windows XP | |
| Release date | January 2010 or late 2009 | 2001-10-25 |
| RTM Build | 7106 | 2600 |
| Current version | Beta | 5.1.2600 SP3 (2008-04-21) |
| Codename | Blackcomb, Vienna | Whistler |
| Operating Environments | 32-bit/64-bit | 32-bit/64-bit |
| Supported architectures | x86-32, x86-64 | x86-32, IA-64, x86-64 |
| Kernel type | Hybrid kernel | Hybrid kernel |
| Browser Engine | Webkit | Webkit |
| Integrated firewall | Yes | Yes |
| SMP support | Yes | Yes (Professional Edition only) |
| USB Support | Yes (USB 2.0) | Yes (USB 2.0 with update or SP1) |
| UDMA Support | Yes | Yes |
| Package management | ? | MSI, custom installers |
| Safe Mode | Yes | Yes |
| APIs | Win32, .NET | Win32, .NET |
| Theme | Aero | Aero |
| Internet Explorer | 8.0 | 6.0 |
| Windows Media Player | 12 | 8 (9 in SP2) |
| Command-line interpreter | COMMAND.COM, cmd.exe,
Windows PowerShell V2 |
COMMAND.COM, cmd.exe |
| CPU | 1 GHz (x86/64) | Pentium MMX, 233 MHz/ 300 MHz or higher |
| RAM | 1 GB or higher recommended | 64 MB / 128 MB RAM or higher |
| Free disk space | 16 GB | 1.5 GB / 1.5 GB or higher |
| Video adapter and monitor | 128MB (Aero) |
Super VGA (800 x 600) or higher resolution |
Windows 7 related resource
Windows 7Antivirus for windows 7
Windows 7 Compatibility
Windows 7 System Requirements
What's new in Windows 7
Windows 7 vs Windows Vista
How to install windows 7
How to do a custom (clean) installation