Replacement 19" Widescreen LCD

personaly i think its a combo of response time & contrast ratio but more-so max resolution as well. 1920x1200 if you can, but in a lower price range lcds about 1600x1050.

AOC makes some good LCDs that are HD 1080i compliant.

AOC Monitor 912Vwa-1 Black 19" 5ms DVI Widescreen LCD Monitor 300 cd/m2 800:1 Built in Speakers - Retail

Model
Brand AOC Monitor
Model 912Vwa-1
Cabinet Color Black
Display
Panel Active Matrix, TFT LCD
Screen Size 19"
Widescreen Yes
Display Type WXGA+
Maximum Resolution 1440 x 900
Recommended Resolution 1440 x 900
Viewing Angle 170°(H) / 160°(V)
Pixel Pitch 0.285mm
Display Colors 16 Million
Brightness 300 cd/m2
Contrast Ratio 800:1
Response Time 5ms
Horizontal Refresh Rate 30 KHz ~ 81 KHz
Vertical Refresh Rate 55 Hz - 75 Hz
Connectivity
Input Video Compatibility Analog RGB, Digital
Connectors D-Sub, DVI-D
D-Sub 1
DVI 1
HDMI No
Power
Complies with EPA ENERGY STAR
Power Supply 100 ~ 240 VAC, 50 / 60 Hz
Power Consumption 55 W (Max)
Convenience
User Controls • User Control: Menu, Down / Brightness, Up / Contrast, Confirm, Power On / Off
• OSD Function: Auto Adjust, Contrast, Brightness, Color Adjust (9300 K, 6500 K, 5400 K, User Color), Information, Image Adjust (H / V Position, H-Size, Fine Tune, Sharpness), Setup (Language, Resolution Notice, OSD Setup, Input Select), Recall, Audio Setup
• Language Supported: English, French, Spanish
Regulatory Approvals cULus, FCC, CE
Built in TV Tuner No
Built in Speakers 2 x 1W
Features Plug & Play: DDC2B
720 p / 1080i HD Compatible
VESA Wall Mountable: 100 mm
Kensington Security Slot
Windows Vista Certified for
Dimensions
Dimensions (W×H×D) 17.4" x 15.0" x 7.9"
Weight 10.5 lbs.
Manufacturer Warranty
Parts 3 years limited
Labor 3 years limited