6 cpu core on/off function, 7 onboard devices configuration, Cpu core on/off function -24 – Asus SABERTOOTH 990FX/GEN3 R2.0 User Manual
Page 94: Onboard devices configuration -24, Chapter 3, Cpu core activation [auto, Chapter 3: bios setup, Scroll down to view the other bios items

3-24
Chapter 3: BIOS setup
Chapter 3
3.5.7
Onboard Devices Configuration
Scroll down to view the other BIOS items.
Main
Ai Tweaker
Advanced
Monitor
Boot
Tool
Exit
Version 2.00.1208. Copyright (C) 2012 American Megatrends, Inc.
Enabled/Disabled ASM1061 Storage
OPROM
→←
: Select Screen
↑↓
: Select Item
Enter: Select
+/-: Change Opt.
F1: General Help
F2: Previous Values
F3: Shortcut
F5: Optimized Defaults
F10: Save ESC: Exit
F12: Print Screen
Back
Advanced\
Onboard Devices Configuration >
UEFI BIOS Utility - Advanced Mode
ASM1061 Storage Controller (Rear)
Enabled
ASM1061 Storage Controller (Front)
Enabled
Asmedia USB 3.0 Controller (USB3_12)
Enabled
Asmedia USB 3.0 Controller (USB3_34)
Enabled
Asmedia USB 3.0 Controller (Front)
Enabled
Asmedia USB 3.0 Battery Charging Support
Disabled
Realtek LAN Controller
Enabled
Realtek PXE OPROM
Disabled
> Serial Port Configuration
> SB HD Azalia Configuration
3.5.6
CPU Core On/Off Function
CPU Core Activation [Auto]
Allows you to automatically or manually activate the CPU cores.
Configuration options: [Auto] [Manual]
The following items appear only when you set the CPU Core Activation to [Manual].
3rd Core - 4th Core [Enabled]
Allows you to enable or disable the core’s activation.
Configuration options: [Enabled] [Disabled]
Main
Ai Tweaker
Advanced
Monitor
Boot
Tool
Exit
Let User turn off core except core 1, user
can turn of 2nd, 3rd, 4th, 5th, etc core
manually
Back
Advanced\
CPU Core On/Off Function >
UEFI BIOS Utility - Advanced Mode
CPU Core Activation
Auto