6 Channel Audio & SoundMAX Digital Audio System
The SoundMAX Digital Audio System is the industry's highest performance and most reliable audio solution for business perfessionals, audiophiles, musicians, and gamers. SoundMAX Digital Audio System can output 5.1 channel surround sound and features state-of-the-art DLS2 MIDI synthesizer with Yamaha DLSbyXG sound set, 5.1 Virtual Theater™ and supports and major game audio technologies including Microsoft DirectX™ 8.0, Microsoft DirectSound 3D, A3D, MacroFX, ZoomFX, MultiDrive 5.1, A3D and EAX.

10/100 Mbps LAN Supports
Easy connectivity to your network or broadband connection with onboard LAN port, lets you take gaming online without having to buy an additional LAN card.

Max. 8 USB2.0 ports support
USB 2.0 is the latest connectivity standard for next generation components and peripherals. Backward compatible with current USB 1.1 peripherals, USB 2.0 delivers transfer speeds up to 40 times faster at 480Mb/s, for easy connectivity and ultra-fast data

Extreme Overclocking
The P4P800S offers robust overclocking options to maximize your system performance.
* Flexible CPU Core Voltage Adjustments in 0.025V increments over defaults
* SFS (Stepless Frequency Selection) at 1 MHz increment
* Adjustable FSB/DDR ratio. Fixed AGP/PCI frequencies
* ASUS C.P.R. (CPU Parameter Recall)

ASUS Wi-Fi slot
The Wi-Fi slot is specifically designed for the ASUS Wireless LAN add-on card (ex. WiFi-b™) to set up an environment for home Wireless LAN. The ASUS WiFi-b™ add-on card bundles the exclusive Software AP (Access Point) to save the extra cost of an hardware AP. In addition, the card comes with user-friendly utilities and applications that allow quick connection to notebooks, PDAs and other WLAN peripherals. The Wi-Fi slot supports the 802.11g standard for future upgrades. (Note: The WiFi-b™ card with software AP has to be purchased separately)

ASUS CrashFree BIOS2
The CrashFree BIOS 2 feature now includes the BIOS auto-recovery function in a support CD.
Users can reboot their system through the support CD when a bootable disk is not available,
and go through the simple BIOS auto-recovery process.
ASUS motherboards now enable users to enjoy this protection feature without the need to pay for an optional ROM.

C.P.R.(CPU Parameter Recall)
When the system hangs due to overclocking failure, there is no need to open the case to clear CMOS data. Just simply restart the system, the BIOS would show the previous setting and then users can amend the CPU setting again.

ASUS Instant Music ~ Lite
No need to boot your computer into the Windows before you can listen to the music use your desktop system as a CD-Player. You can turn it on & Listen to the music within seconds without booting to any operating system.

ASUS EZ Flash
With ASUS EZ Flash, you can update BIOS before entering operating system. No more DOS-based flash utility and bootable diskette required.