At work I've got the second video card installed. The second monitor is a 17" set at 800x600 and the main is a 19" with 1024 x 768.
The different resolutions allow for the tiled wallpaper and desktop icons to be OK on the eyes without strain. The second desktop is really great.

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85' 300D No inspection, No registration fees, Cheap insurance
"If my calculations are correct, when this baby hits 88 miles per hour, you're going to see some serious %$&^."