8 memory configuration, Memory configuration -14, Chapter 3 – Asus M4A78-E User Manual
Page 72: Bank interleaving [auto, Channel interleaving [xor of address bit, Memclk tristate c3/atlvid [disabled, Dct unganged mode [auto, Power down enable [disabled

3-14
Chapter 3: BIOS setup
Chapter 3
3.5.8
Memory Configuration
Bank Interleaving [Auto]
Configuration options: [Disabled] [Auto]
Channel Interleaving [XOR of Address bit]
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]
Configuration options: [Disabled] [Enabled]
Memory Hole Remapping [Enabled]
Configuration options: [Disabled] [Enabled]
DCT Unganged Mode [Auto]
Configuration options: [Auto] [Enabled] [Disabled]
Power Down Enable [Disabled]
Enables or disables the DDR power down mode.
Configuration options: [Disabled] [Enabled]
Power Down Mode [Channel]
Allows you to set the DDR power down mode. This item appears only when you enable
the previous item. Configuration options: [Channel] [Chip Select]
The following two items appear only when you set the AI Overclocking Tuner item to
[Manual].
BIOS SETUP UTILITY
Ai Tweaker
Enable Bank Memory
Interleavng
Memory Configuration
Bank Interleaving
[Auto]
Channel Interleaving
[XOR of Address bit]
MemClk Tristate C3/ATLVID
[Disabled]
Memory Hole Remapping
[Enabled]
DCT Unganged Mode
[Auto]
Power Down Enable
[Disabled]