User's Manual
Table Of Contents
- Contents
- Chapter 1: Product introduction
- Chapter 2: Hardware information
- Chapter 3: Powering up
- Chapter 4: BIOS setup
- 4.1 Managing and updating your BIOS
- 4.2 BIOS setup program
- 4.3 Main menu
- 4.4 Ai Tweaker menu
- 4.4.1 Ai Overclock Tuner [Auto]
- 4.4.2 CPU Ratio Setting [Auto]
- 4.4.3 FSB Strap to North Bridge [Auto]
- 4.4.4 DRAM Frequency [Auto]
- 4.4.5 DRAM Command Rate [Auto]
- 4.4.6 DRAM CMD Skew on Channel A/B [Auto]
- 4.4.7 DRAM CLK Skew on Channel A/B [Auto]
- 4.4.8 DRAM Timing Control [Auto]
- 4.4.9 DRAM Static Read Control [Auto]
- 4.4.10 DRAM Dynamic Write Control [Auto]
- 4.4.11 Ai Clock Twister [Auto]
- 4.4.12 Ai Transaction Booster [Auto]
- 4.4.13 CPU Voltage [Auto]
- 4.4.14 CPU PLL Voltage [Auto]
- 4.4.15 FSB Termination Voltage [Auto]
- 4.4.16 DRAM Voltage [Auto]
- 4.4.17 NB Voltage [Auto]
- 4.4.18 SB Voltage [Auto]
- 4.4.19 Clock Over-Charging Voltage [Auto]
- 4.4.20 Load-Line Calibration [Auto]
- 4.4.21 CPU GTL Voltage Reference [Auto]
- 4.4.22 NB GTL Voltage Reference [Auto]
- 4.4.23 CPU Spread Spectrum [Auto]
- 4.4.24 PCIE Spread Spectrum [Auto]
- 4.5 Advanced menu
- 4.6 Power menu
- 4.7 Boot menu
- 4.8 Tools menu
- 4.9 Exit menu
- Chapter 5: Software support
- Chapetr 6: ATI® CrossFire™ technology support
- Appendix: CPU features

ASUS P5E64 WS Evolution 1-7
ASUS O.C. Prole
The motherboard features the ASUS O.C. Prole that allows users to
conveniently store or load multiple BIOS settings. The BIOS settings can be
stored in the CMOS or a separate le, giving users freedom to share and
distribute their favorite settings. See page 4-40 for details.
ASUS CrashFree BIOS 3
The ASUS CrashFree BIOS 3 allows users to restore corrupted BIOS data
from a USB ash disk containing the BIOS le. See page 4-8 for details.
ASUS EZ Flash 2
EZ Flash 2 is a user-friendly BIOS update utility. Simply press the predened
hotkey to launch the utility and update the BIOS without entering the OS.
Update your BIOS easily without preparing a bootable diskette or using an
OS-based ash utility. See page 4-5 and 4-39 for details.
ASUS AI Slot Detector
When PCIE/PCI devices are installed, you can nd out if they are installed
successfully via ASUS’s innovatively designed on-board LEDs when they
switch on the power. This provides an efcient way to identify the correct way
to set up without entering the operating system. See page 2-22 for details.
1.3.3 ASUS stylish features
ASUS MyLogo2™
This feature allows you to convert your favorite photo into a 256-color boot logo for
a more colorful and vivid image on your screen. See page 4-36 for details.
1.3.4 ASUS intelligent overclocking features
Precision Tweaker 2
Allows the user to adjust the North Bridge Voltage, FSB Termination Voltage, CPU
PLL Voltage and the DRAM Voltage in 0.02v steps to netune voltages to achieve
the most precise setting for the ultimate customized overclocking conguration.
See page 4-23 for details.