User`s manual

36
This sub-menu is to let you 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:
DRAM Clock
This item determines DRAM clock following 100, 133 or 166MHz.
The Choices: 100MHz, 133MHz, 166MHz.
DRAM CAS Latency
This item determines DRAM CAS Latency. When synchronous
DRAM is installed, the number of clock cycles of CAS latency
depends on the DRAM timing. Do not reset this field from the
default value specified by the system designer.
The Choices: 2.5 (default), 2.
DRAM Timing
This item determines DRAM clock/ timing follow SPD or not.
The Choices: By SPD (default), Manual.
Precharge to Active (Trp)
The Choices: 3T (default), 2T.
Active to Precharge (Tras)
The Choices: 6T (default), 5T.
Active to CMD (Trcd)
The Choices: 3T (default), 2T.
DRAM Burst Length
This item determines DRAM Burst Length.
The Choices: 4 (default), 8.
DRAM Queue Depth
This item determines DRAM Queue Depth.
The Choices: 4 level(default), 2 level, 3 level.
DRAM Command Rate
This item determines DRAM Command Rate.
The Choices: 2T Command(default), 1T Command