Intel I440 LX User Manual page 18

VIDEO BIOS SHADOW:
IT DETERMINES WHETHER VIDEO BIOS WILL BE COPIED TO RAM,
HOWEVER, IT IS OPTIONAL FROM CHIPSET DESIGN. VIDEO SHADOW
WILL INCREASE THE VIDEO SPEED.
ENABLED : VIDEO SHADOW IS ENABLED
DISABLED: VIDEO SHADOW IS DISABLED
C8000-CBFFF SHADOW:
CC000-CFFFF SHADOW:
D0000-D3FFF SHADOW:
D4000-D7FFF SHADOW:
D8000-DBFFF SHADOW:
DC000-DFFFF SHADOW:
THESE CATEGORIES DETERMINE WHETHER OPTIONAL ROM WILL BE
COPIED TO RAM BY 16K BYTE OR 32K BYTE PER/UNIT AND THE SIZE
DEPENDS ON CHIPSET.
ENABLED : OPTIONAL SHADOW IS ENABLED.
DISABLED: OPTIONAL SHADOW IS DISABLED.
I440LX 15
Ver.6LX2