The 19" display has a 1440 x 900 resolution, the 22" has 1680 x 1050 and the 24" panel has a 1920 x 1200 pixel resolution. All displays feature a 5ms response time and feature HDCP, HDMI and DVI.
The 19" features a 1000:1 contrast ratio and the other two 2000:1. Pricing: $279, $379 and $549.