Asus M4A78 Pro - Manual (Page 57)

Chapter 2: BIOS setup 2-13
DRAM Frequency [667MHz]
This item appears only when you set the Dram Frequency Control item to [Manual] and
allows you to manually set the Dram frequency.
Configuration options: [667MHz] [800MHz] [1067MHz]
CPU/NB Frequency [Auto]
This item appears only when you set the AI Overclocking item to [Manual] and allows
selection of the CPU frequency multiplier.
Configuration options: [Auto] [4.00x] [5.00x] [6.00x] [7.00x] [8.00x] [9.00x]
2.4.3 HT Link Speed [Auto]
Allows you to set the CPU-Northbridge HyperTransport link speed.
Configuration options: [Auto] [200 MHz] [400 MHz] [600 MHz] [800 MHz] [1 GHz] [1.2 GHz]
[1.4 GHz] [1.6 GHz] [1.8 GHz]
Memory Configuration
This item appears only when you set the AI Overclocking item to [Manual] and allows you to
change the advanced memory settings.
Bank Interleaving [Auto]
Allows you to enable or disable the bank memory interleaving.
Configuration options: [Disabled] [Auto]
Channel Interleaving [XOR of Address bit [20:16, 6]]
Allows you to set the channel interleaving mode.
Configuration options: [Disabled] [Address bits 6] [Address bits 12] [XOR of Address
bits [20:16, 6] [XOR of Address bits [20:16, 9]]
MemClk Tristate C3/ATLVID [Disabled]
Allows you to enable or disable MemClk Tri-Stating during C3 and Alt VID.
Configuration options: [Disabled] [Enabled]
Memory Hole Remapping [Enabled]
Allows you to enable or disable memory remapping around memory hole.
Configuration options: [Disabled] [Enabled]
DCT Unganged Mode [Auto]
Allows selection of the unganged DRAM mode.
Configuration options: [Auto] [Enabled] [Disabled]
Power Down Enable [Disabled]
Allows you to enable or disable the DDR power down mode.
Configuration options: [Disabled] [Enabled]
Power Down Mode [Channel]
Appears only when you enable the Power Down Enable item.
Configuration options: [Channel] [Chip Select]
DRAM Timing Configuration
This item appears only when you set the AI Overclocking item to [Manual] and allows you to
change the advanced DRAM timing settings.
The configuration options for some of the following items vary depending on the DIMMs
you install on the motherboard.