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Old 01-06-06, 08:23 AM   #13
NVIDIA Corporation
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Join Date: Aug 2002
Posts: 3,740
Default Re: horrible 2D performance

@PrakashP: current NVIDIA Linux drivers use the processor's PAT to mark frame buffer and/or AGP aperture mappings write-combined, a MTRR is not installed for the relevant I/O apertures.
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