User manual ASUS MAXIMUS II FORMULA TECHNICAL SPECIFICATIONS

[. . . ] Maximus II Formula Motherboard E3808 Second Edition V2 May 2008 Copyright © 2008 ASUSTeK COMPUTER INC. All Rights Reserved. No part of this manual, including the products and software described in it, may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language in any form or by any means, except documentation kept by the purchaser for backup purposes, without the express written permission of ASUSTeK COMPUTER INC. Product warranty or service will not be extended if: (1) the product is repaired, modified or altered, unless such repair, modification of alteration is authorized in writing by ASUS; or (2) the serial number of the product is defaced or missing. ASUS PROVIDES THIS MANUAL "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OR CONDITIONS OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL ASUS, ITS DIRECTORS, OFFICERS, EMPLOYEES OR AGENTS BE LIABLE FOR ANY INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES (INCLUDING DAMAGES FOR LOSS OF PROFITS, LOSS OF BUSINESS, LOSS OF USE OR DATA, INTERRUPTION OF BUSINESS AND THE LIKE), EVEN IF ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES ARISING FROM ANY DEFECT OR ERROR IN THIS MANUAL OR PRODUCT. [. . . ] This requires you to reconfigure your system using the BIOS Setup program so that the computer can recognize these changes and record them in the CMOS RAM of the SPI chip. When you start up the computer, the system provides you with the opportunity to run this program. Press <Del> during the Power-On Self-Test (POST) to enter the Setup utility; otherwise, POST continues with its test routines. If you wish to enter Setup after POST, restart the system by pressing <Ctrl+Alt+Delete>, or by pressing the reset button on the system chassis. Being a menu-driven program, it lets you scroll through the various sub-menus and make your selections from the available options using the navigation keys. · The default BIOS settings for this motherboard apply for most conditions to ensure optimum performance. If the system becomes unstable after changing any BIOS settings, load the default settings to ensure system compatibility and stability. The BIOS setup screens shown in this section are for reference purposes only, and may not exactly match what you see on your screen. Visit the ASUS website (www. asus. com) to download the latest BIOS file for this motherboard. · · 3-8 Chapter 3: BIOS setup 3. 2. 1 Menu items BIOS menu screen Menu bar Main Configuration fields BIOS SETUP UTILITY Advanced Power Boot [10:55:25] [Thu 05/06/2008] [1. 44M, 3. 5 in] [English] [Not [Not [Not [Not [Not [Not Detected] Detected] Detected] Detected] Detected] Detected] General help Tools Exit Extreme Tweaker System Time System Date Legacy Diskette A Language SATA SATA SATA SATA SATA SATA 1 2 3 4 5 6 Use [ENTER], [TAB] or [SHIFT-TAB] to select a field. Use [+] or [-] to configure system Time. SATA Coniguration System Information +Tab F1 F10 ESC Select Screen Select Item Change Field Select Field General Help Save and Exit Exit v02. 61 (C)Copyright 1985-2008, American Megatrends, Inc. Sub-menu items Navigation keys 3. 2. 2 Menu bar The menu bar on top of the screen has the following main items: Extreme Tweaker For changing the overclocking settings Main Advanced Power Boot Exit For changing the basic system configuration For changing the advanced system settings For changing the advanced power management (APM) configuration For Configuring options for special functions For changing the system boot configuration Tools For selecting the exit options and loading default settings To select an item on the menu bar, press the right or left arrow key on the keyboard until the desired item is highlighted. 3. 2. 3 Navigation keys At the bottom right corner of a menu screen are the navigation keys for that particular menu. Use the navigation keys to select items in the menu and change the settings. Some of the navigation keys differ from one screen to another. ASUS Maximus II Formula 3-9 3. 2. 4 Menu items System Time System Date Legacy Diskette A Language SATA SATA SATA SATA SATA SATA 1 2 3 4 5 6 [06:22:54] [Thur 10/04/2007] [1. 44M, 3. 5 in] [English] [Not [Not [Not [Not [Not [Not Detected] Detected] Detected] Detected] Detected] Detected] Use [ENTER], [TAB], or [SHIFT-TAB] to select a field. Use [+] or [-] to configure system. The highlighted item on the menu bar displays the specific items for that menu. The other items (Advanced, Power, Boot, and Exit) on the menu bar have their respective menu items. SATA Configuration System Information 3. 2. 5 Sub-menu items Main menu items A solid triangle before each item on any menu screen means that the iteam has a sub-menu. To display the sub-menu, select the item and press <Enter>. 3. 2. 6 Configuration fields These fields show the values for the menu items. If an item is user- configurable, you can change the value of the field opposite the item. A configurable field is enclosed in brackets, and is highlighted when selected. To change the value of a field, select it then press <Enter> to display a list of options. Refer to 4. 2. 7 Pop-up window. 3. 2. 7 Pop-up window Select a menu item then press <Enter> to display a pop-up window with the configuration options for that item. 3. 2. 8 Scroll bar A scroll bar appears on the right side of a menu screen when there are items that do not fit on the screen. Press the Up/Down arrow keys or <Page Up> /<Page Down> keys to display the other items on the screen. 3. 2. 9 General help Pop-up window Scroll bar At the top right corner of the menu screen is a brief description of the selected item. 3-10 Chapter 4: BIOS setup 3. 3 Extreme Tweaker menu Take caution when changing the settings of the Extreme Tweaker menu items. Incorrect field values can cause the system to malfunction. BIOS SETUP UTILITY Advanced Power Boot [Auto] The Extreme Tweaker menu items allow you to configure overclocking-related items. Extreme Tweaker CPU Level Up Main Tools Exit Configure System Performance Settings Ai Overclock Tuner [Auto] Ratio CMOS Setting [Auto] FSB Strap to North Bridge [Auto] DRAM Frequency [Auto] DRAM Command Rate [Auto] DRAM CLK Skew on Channel A1 [Auto] DRAM CLK Skew on Channel A2 [Auto] DRAM CLK Skew on Channel B1 [Auto] DRAM CLK Skew on Channel B2 [Auto] DRAM Timing Control [Auto] Select Screen 1st Information : 5-5-5-15-3-44-5-3 Select Item 2nd Information : 8-3-5-4-6-4-6 +Change Field 3rd Information : 13-5-1-6-6 F1 General Help DRAM Static Read Control [Auto] F10 Save and Exit DRAM Read Training [Auto] ESC Exit MEM. OC Charger [Auto] v02. 61 (C)Copyright 1985-2008, American Megatrends, Inc. Select the desired CPU level, and relevant parameters will be auto-adjusted based on the CPU level chosen. If you would like to adjust other settings in more details, set Ai Overclock Tuner to Manual after you select a CPU level. Scroll down to see more items. Ai Clock Twister Ai Transaction Booster C/P : A1 A2 A3 A4 LVL : 12 12 12 12 CPU Voltage CPU PLL Voltage FSB Termination Voltage DRAM Voltage North Bridge Voltage South Bridge 1. 5 Voltage South Bridge 1. 1 Voltage CPU GTL Reference(0) CPU GTL Reference(1) CPU GTL Reference(2) CPU GTL Reference(3) DDR2 ChA Reference Voltage DDR2 ChB Reference Voltage North Bridge DDR Reference NB GTL Reference Load-Line Calibration CPU Configuration CPU Spread Spectrum PCIE Spread spectrum [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] v02. 61 (C)Copyright 1985-2008, American Megatrends, Inc. ASUS Maximus II Formula 3-11 3. 3. 1 Configure System Performance Settings CPU Level Up [Auto] Allows you to select a CPU level, and the related parameters will be automatically adjusted according to the selected CPU level. If you want to manually configure the settings in detail, set Ai Overclock Tuner to [Manual] after selecting a CPU level. [. . . ] If you are using any other operating systems, disable the Hyper-Threading Technology item in the BIOS to ensure system stability and performance. Installing Windows® XP Service Pack 1 or later version is recommended. Make sure to enable the Hyper-Threading Technology item in BIOS before installing a supported operating system. com/info/hyperthreading. · · · Using the Hyper-Threading Technology To use the Hyper-Threading Technology: 1. [. . . ]