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Data Cache BG Scrub [Disabled]
Disables or sets the Data Cache BG Scrub. This item allows the
data cache BG Scrub RAM to be corrected when idle. Configuration
options: [Disabled] [40ns] [80ns] [160na] [320ns] [640ns] [1.28us]
[2.56us] [5.12us] [10.2us] [20.5us] [41.0us] [81.9us] [163.8us]
[327.7us] [655.4us] [1.31ms] [2.62ms] [5.24ms] [10.49ms]
[20.97ms] [42.00ms] [84.00ms]
I0MMU Option Menu
I0MMU is supported on LINUX based systems to convert 32-bit IO
addresses to 64-bits.
I0MMU Mode
I0MMU Mode [Disabled]
Set GART size in systems without AGP, or disable altogether.
Some OSes require valid GART for proper operation. If AGP is
present, select appropriate option to ensure proper AGP operation.
Configuration options: [AGP Present] [Disabled] [32MB] [64MB]
[128MB] [256MB] [512MB] [1GB]
Power Down Control [Auto]
Allows the DIMMs to enter power down mode by deasserting the clock
enable signal when DIMMs are not in use.
Configuration options: [Auto] [Disabled]
Alternate VID [Auto]
Allows you to specify the alternate VID in low power states.
Configuration options: [1.150 V] [1.125 V] [1.100 V] [1.075 V]
[1.050 V] [1.025 V] [1.000 V] [0.975 V] [0.900 V] [0.875 V] [0.850 V]
[0.825 V] [0.800 V] [Auto]
4-18
[Disabled]
Set GART size in
systems without
AGP, or disable
altogether. Some OSes
require valid GART
for proper operation.
If AGP is present,
select appropriate
option to ensure
proper AGP operation.
Chapter 4: BIOS setup
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