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Chapter 4: BIOS
Primary Display
Use this feature to select the primary video display. The options are Auto, IGFX, PEG
Slot, and PCH PCI.
Internal Graphics
Select Auto to keep an internal graphics device installed on an expansion slot supported
by the CPU to be automatically enabled. The options are Auto, Disabled, and Enabled.
GTT Size
Use this feature to set the memory size to be used by the graphics translation table
(GTT). The options are 2MB, 4MB, and 8MB.
Aperture Size
Use this feature to set the Aperture size, which is the size of system memory reserved
by the BIOS for graphics device use. The options are 128MB, 256MB, 512MB, 1024MB,
and 2048MB.
DVMT Pre-Allocated
Dynamic Video Memory Technology (DVMT) allows dynamic allocation of system memory
to be used for video devices to ensure best use of available system memory based on
the DVMT 5.0 platform. The options are 0M, 32M, 64M, 96M, 128M, 160M, 4M, 8M, 12M,
16M, 20M, 24M, 28M, 32M/F7, 36M, 40M, 44M, 48M, 52M, 56M, and 60M.
PM Support
Enable this feature to activate Power Management BIOS support. The options are En-
abled and Disabled.
PAVP Enable
Protected Audio Video Path (PAVP) decodes Intel integrated graphics encrypted video.
The options are Enabled and Disabled.
Cdynmax Clamping Enable
Enable this feature to activate Cdynmax Clamping. The options are Enabled and Dis-
abled.
Graphics Clock Frequency
Use this feature to set the internal graphics clock frequency. The options are 192 Mhz, 312
Mhz, 324 Mhz, 552 Mhz, 648 MHZ, and Max CdClock freq based on Reference Clk.
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