Asus M4A78 User Manual - Page 51

Memory Clock Mode [Auto], DRAM Timing Mode [Auto]

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Memory Clock Mode [Auto] Allows you to set the memory clock mode. Configuration options: [Auto] [Manual] The following item appears only when the Memory clock mode item is set to [Manual]. Memclock Value [200 MHz] Allows you to set the Memclock value. Configuration options: [200 MHz] [266 MHz] [333 MHz] [400 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 [ 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] [6 CLK] [7 CLK] [8 CLK] [9 CLK] [10 CLK] [11 CLK] [12 CLK] [13 CLK] [14 CLK] [15 CLK] [16 CLK] [17 CLK] [18 CLK] [Auto] TRC [ Auto] Allows you to set TRC. Configuration options: [11 CLK] [12 CLK] [13 CLK] [14 CLK] [15 CLK] [16 CLK] [17 CLK] [18 CLK] [19 CLK] [20 CLK] [21 CLK] [22CLK] [23 CLK] [24 CLK] [25 CLK] [26 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] tRWTTO [ Auto] Allows you to set tRWTTO. Configuration options: [Auto] [2 CLK] [3 CLK] [4 CLK] [5 CLK] [6 CLK] [7 CLK] [8 CLK] [9 CLK] tWRRD [ Auto] Allows you to specify the write to read delay when accessing different DRAMs. Configuration options: [Auto] [0 CLK] [1 CLK] [2 CLK] [3 CLK] tWTR [ Auto] Allows you to specify the write to read delay when accessing the same DRAM. Configuration options: [1 CLK] [2 CLK] [3 CLK] [Auto] Chapter 2: BIOS setup 2-11

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Chapter 2: BIOS setup
2-11
Memory Clock Mode [Auto]
Allows you to set the memory clock mode. Configuration options: [Auto] [Manual]
The following items appear only when the
DRAM Timing Mode
item is set to [DCT 0].
CAS# Latency [ 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] [6 CLK] [7 CLK] [8 CLK] [9
CLK] [10 CLK] [11 CLK] [12 CLK] [13 CLK] [14 CLK] [15 CLK] [16 CLK] [17 CLK] [18
CLK] [Auto]
TRC [ Auto]
Allows you to set TRC. Configuration options: [11 CLK] [12 CLK] [13 CLK] [14 CLK] [15
CLK] [16 CLK] [17 CLK] [18 CLK] [19 CLK] [20 CLK] [21 CLK] [22CLK] [23 CLK] [24
CLK] [25 CLK] [26 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]
tRWTTO [ Auto]
Allows you to set tRWTTO. Configuration options: [Auto] [2 CLK] [3 CLK] [4 CLK] [5
CLK] [6 CLK] [7 CLK] [8 CLK] [9 CLK]
tWRRD [ Auto]
Allows you to specify the write to read delay when accessing different DRAMs.
Configuration options: [Auto] [0 CLK] [1 CLK] [2 CLK] [3 CLK]
tWTR [ Auto]
Allows you to specify the write to read delay when accessing the same DRAM.
Configuration options: [1 CLK] [2 CLK] [3 CLK] [Auto]
Memclock Value [200 MHz]
Allows you to set the Memclock value. Configuration options: [200 MHz] [266 MHz]
[333 MHz] [400 MHz]
DRAM Timing Mode [Auto]
Allows you to set the DRAM timing mode. Configuration options: [Auto] [DCT 0]
The following item appears only when the
Memory clock mode
item is set to [Manual].