Biostar P4M80-M7 P4M80-M7 BIOS guide - Page 16

DRAM Clock/Drive Control, DRAM Clock, DRAM Timing, SDRAM CAS Latency, Bank Interleave, Precharge

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P4M80-M7 BIOS Manual 4.1 DRAM Clock/Drive Control To control the Clock/Drive. If you highlight the literal "Press Enter" next to the "DRAM Clock/Drive Control" label and then press the enter key, it will take you a submenu with the following options: 4.1.1 DRAM Clock This item determines DRAM clock following 100MHz, 133MHz, 166MHz or By SPD. The Choices: 100MHz, 133MHz, By SPD (default), 166MHz . 4.1.2 DRAM Timing This item determines DRAM clock/ timing follow SPD or not. The Choices: Auto By SPD (default), Manual, Turbo, Ultra. 4.1.3 SDRAM CAS Latency When SDRAM is installed, the number of clock cycles of CAS latency depends on the SDRAM timing. The Choices: 2.5 (default), 2. 4.1.4 Bank Interleave This item allows you to enable or disable the bank interleave feature. The Choices: Disabled (default), 2 bank, 4 bank. 4.1.5 Precharge to Active (Trp) This items allows you to specify the delay from precharge command to activate command. The Choices: 2T, 3T, 4T, 5T (default). 4.1.6 Active to Precharge (Tras) This items allows you to specify the minimum bank active time. The Choices: 7T, 6T (default). 15

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P4M80-M7 BIOS Manual
15
4.1
DRAM Clock/Drive Control
To control the Clock/Drive. If you highlight the literal “Press Enter” next to the “DRAM
Clock/Drive Control” label and then press the enter key, it will take you a submenu with the
following options:
4.1.1
DRAM Clock
This item determines DRAM clock following 100MHz, 133MHz, 166MHz or By SPD.
The Choices:
100MHz, 133MHz,
By SPD
(default), 166MHz
.
4.1.2
DRAM Timing
This item determines DRAM clock/ timing follow SPD or not.
The Choices: Auto By SPD
(default), Manual, Turbo, Ultra.
4.1.3
SDRAM CAS Latency
When SDRAM is installed, the number of clock cycles of CAS latency depends on the
SDRAM timing.
The Choices
:
2.5
(default), 2.
4.1.4
Bank Interleave
This item allows you to enable or disable the bank interleave feature.
The Choices: Disabled
(default), 2 bank, 4 bank.
4.1.5
Precharge to Active (Trp)
This items allows you to specify the delay from precharge command to activate
command.
The Choices
: 2T, 3T, 4T,
5T
(default).
4.1.6
Active to Precharge (Tras)
This items allows you to specify the minimum bank active time.
The Choices
: 7T,
6T
(default).