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Asus P8H61 EVO User Manual - Page 26

Recommended memory conﬁgurations, Dual Channel Memory Conﬁguration Table

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Recommended memory configurations One DIMM: We recommend you install one memory module in the blue slots (DIMM_A2 or DIMM_B2) to get better performance. Two DIMMs (dual-channel operation): Four DIMMs (dual-channel operation, single-sided DIMMs only): Due to Intel H61 regulation, when install four DIMMs to form a dual-channel operation, only DIMMs of single-sided are supported. Dual Channel Memory Configuration Table DIMM A1 (Black) DIMM A2 (Blue) DIMM B1 (Black) Two DIMMs SS SS - - - SS - DS/SS - Four DIMMs SS SS SS *"SS" = Single-Sided, "DS" = Double-Sided, "-"=No Memory DIMM B2 (Blue) - SS DS/SS SS 1-14 Chapter 1: Product introduction

Section	Page
Notices	6
Safety information	7
About this guide	7
P8H61 EVO specifications summary	9
Chapter 1	13
Product introduction	13
1.1 Welcome!	13
1.2 Package contents	13
1.3 Special features	13
1.3.1 Product highlights	13
1.3.2 Innovative ASUS features	15
1.4 Before you proceed	17
1.5 Motherboard overview	18
1.5.1 Placement direction	18
1.5.2 Screw holes	18
1.5.3 Motherboard layout	19
1.5.4 Layout contents	19
1.6 Central Processing Unit (CPU)	20
1.6.1 Installing the CPU	20
1.6.2 Installing the CPU heatsink and fan	23
1.6.3 Uninstalling the CPU heatsink and fan	24
1.7 System memory	25
1.7.1 Overview	25
1.7.2 Memory configurations	27
1.7.3 Installing a DIMM	30
1.7.4 Removing a DIMM	30
1.8 Expansion slots	31
1.8.1 Installing an expansion card	31
1.8.2 Configuring an expansion card	31
1.8.3 PCI slots	31
1.8.4 PCI Express x1 slots	31
1.8.5 PCI Express x16 slot	31
1.9 Jumpers	32
1.10 Connectors	33
1.10.1 Rear panel connectors	33
1.10.2 Internal connectors	35
1.11 Onboard switches	41
1.12 Onboard LEDs	43
1.13 Software support	44
1.13.1 Installing an operating system	44
1.13.2 Support DVD information	44
Chapter 2	45
BIOS information	45
2.1 Managing and updating your BIOS	45
2.1.1 ASUS Update utility	45
2.1.2 ASUS EZ Flash 2	46
2.1.3 ASUS CrashFree BIOS 3 utility	47
2.1.4 ASUS BIOS Updater	48
2.2 BIOS setup program	51
2.3 Main menu	55
2.3.1 System Language [English]	55
2.3.2 System Date [Day xx/xx/xxxx]	55
2.3.3 System Time [xx:xx:xx]	55
2.3.4 Security	55
2.4 Ai Tweaker menu	57
2.4.1 Ai Overclock Tuner [Auto]	57
2.4.2 Memory Frequency [Auto]	58
2.4.3 EPU Power Saving Mode [Disabled]	58
2.4.4 OC Tuner	58
2.4.5 DRAM Timing Control	58
2.4.6 CPU Power Management	58
2.4.7 CPU Offset Mode Sign [+]	59
2.4.8 DRAM Voltage [Auto]	60
2.4.9 VCCIO Voltage [Auto]	60
2.4.10 CPU PLL Voltage [Auto]	60
2.4.11 PCH Voltage [Auto]	60
2.4.12 Load-Line Calibration [Auto]	60
2.4.13 CPU Spread Spectrum [Auto]	60
2.5 Advanced menu	61
2.5.1 CPU Configuration	61
2.5.2 System Agent Configuration	63
2.5.3 PCH Configuration	63
2.5.4 SATA Configuration	63
2.5.5 USB Configuration	64
2.5.6 Onboard Devices Configuration	64
2.5.7 APM	66
2.6 Monitor menu	67
2.6.1 CPU Temperature / MB Temperature [xxxºC/xxxºF]	67
2.6.2 CPU / Chassis Fan 1/2 Speed [xxxx RPM] or [Ignore] / [N/A]	67
2.6.3 CPU Q-Fan Control [Enabled]	67
2.6.4 Chassis Q-Fan Control [Enabled]	68
2.6.5 CPU Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage	69
2.6.6 Anti Surge Support [Enabled]	69
2.7 Boot menu	70
2.7.1 Bootup NumLock State [On]	70
2.7.2 Full Screen Logo [Enabled]	70
2.7.3 Wait For ‘F1’ If Error [Enabled]	70
2.7.4 Option ROM Messages [Force BIOS]	71
2.7.5 Setup Mode [EZ Mode]	71
2.7.6 Boot Option Priorities	71
2.7.7 Boot Override	71
2.8 Tools menu	72
2.8.1 ASUS EZ Flash 2 Utility	72
2.8.2 ASUS SPD Information	72
2.8.3 ASUS O.C. Profile	72