Asus M3N78-AM Manual page 69

The following item appears only when the Memory Clock Mode item is set to
[Manual].
Memclock Value [266 MHz]
Allows you to select the memclock value. Configuration options: [266 MHz]
[333MHz] [400 MHz] [533 MHz]
DRAM Timing Mode [Auto]
Allows you to set the DRAM timing mode. Configuration options: [Auto] [DCT 0]
The following items appear only when the DRAM Timing Mode item is set to
[DCT 0].
CAS Latency (CL) [Auto]
Allows you to set CAS# latency. Configuration options: [Auto] [3 CLK] [4 CLK]
[5 CLK] [6 CLK] [7 CLK DH_Only]
TRCD [Auto]
Allows you to set TRCD. Configuration options: [3 CLK] [4 CLK] [5 CLK]
[6 CLK] [Auto]
TRP [Auto]
Allows you to set TRP. Configuration options: [3 CLK] [4 CLK] [5 CLK]
[6 CLK] [Auto]
tRTP [Auto]
Allows you to specify the read CAS# to percharge time.
Configuration options: [Auto] [2-4 CLK] [3-5 CLK]
TRAS [Auto]
Allows you to set TRAS. Configuration options: [5 CLK] ~ [18 CLK] [Auto]
TRC [Auto]
Allows you to set TRC. Configuration options: [11 CLK] ~ [19 CLK] [Auto]
tWR [Auto]
Allows you to specify when the last write is registered by the DRAM.
Configuration options: [Auto] [3 CLK] [4 CLK] [5 CLK] [6 CLK]
TRRD [Auto]
Allows you to set TRRD. Configuration options: [2 CLK] [3 CLK] [4 CLK]
[5 CLK] [Auto]
ASUS M3N78-AM 2-23