Asus M4N78-AM - Manual (Page 33)

Chapter 2: BIOS information 2-9
Memory Over Voltage [Auto]
Allows you to set the memory over voltage. The value ranges from 1.85000V to 2.24375V
with a 0.00625V increment. Use the <+> / <-> keys to adjust the value. Configuration options:
[Auto] [Max. = 2.24375V] [Min. = 1.85000V]
Chipset Voltage [Auto]
Allows you to set the chipset voltage. Configuration options: [Auto] [+50mv] [+100mv]
[+150mv]
2.4.2 CPU Configuration
The items in this menu show the CPU-related information that the BIOS automatically
detects.
GART Error Reporting [Disabled]
This option should remain disabled for the normal operation. The driver developer may
enable it for testing purpose. Configuration options: [Disabled] [Enabled]
Microcode Updation [Enabled]
Allows you to enable or disable the microcode updation. Configuration options: [Disabled]
[Enabled]
Secure Virtual Machine Mode [Disabled]
Allows you to enable or disable the AMD Secure Virtual Machine mode.
Configuration options: [Disabled] [Enabled]
Cool ‘n’ Quiet [Enabled]
Allows you to enable or disable the generation of ACPI_PPC, _PSS, and _PCT objects.
Configuration options: [Disabled] [Enabled]
CPU Prefetching [Enabled]
Enables or disables the CPU prefetching. Configuration options: [Enabled] [Disabled]
tWRRD [Auto]
Configuration options: [Auto] [0 CLK] ~ [3 CLK]
tWTR [Auto]
Configuration options: [Auto] [1 CLK] [2 CLK] [3 CLK]
tWRWR [Auto]
Configuration options: [Auto] [1 CLK] [2 CLK] [3 CLK]
tRDRD [Auto]
Configuration options: [Auto] [2 CLK] [3 CLK] [4 CLK] [5 CLK]
tRFC0/1/2/3 [Auto]
Configuration options: [Auto] [75ns] [105ns] [127.5ns] [195ns] [327.5ns]