i have just one of these and im very happy with the picture quality.
BenQ G2420HD Widescreen Monitor 24.0 inch (1080i/1080p) TFT LCD 1000:1 300cd/m2 (1920 x 1080) 5ms D-sub/DVI-D/ HDMI 1.3/Headphone Jack (Glossy Black)
got 2x4850's running crossfire and the picture is amazing.
i know people will say either the samsung or dell but i went for this monitor and im glad i did.
can be had for £150 from a competitor(e-mail in trust for more info on monitor).
here is a summary of the monitor.
# BenQ G2420HD Widescreen Monitor
# 24 inch TFT LCD Screen
# Maximum Resolution: 1920 x 1080 (1080i/1080p)
# Brightness: 300 cd/m2
# Contrast Ratio: 1000:1 (Dynamic Contrast Ratio 40000:1)
# Response Time: 5 ms (2ms Grey To Grey)
# Input connector: D-sub / DVI-D / HDMI 1.3 / Headphone Jack
# 16.7 Million Colours
# Senseye+Photo Image Technology Brings You the Most Optimized Images: BenQ’s exclusive Senseye technology gives you preset modes Standard, Dynamic, Movie, Photo that provide instant optimized settings for different usage scenarios. Senseye+Photo is an enhanced version that adds support for the industry-standard sRGB colour space, allowing you to obtain consistent results when you view and manipulate images on a G Series monitor and on other sRGB-compliant devices
# 40000:1 DCR (Dynamic Contrast Ratio) Offers you the Finest Details: With a dynamic contrast ratio of 40000:1 to give you splendid image details and clarity in darkened and complex motion pictures: everything becomes more vivid! The 40000:1 DCR automatically adjusts backlight to optimize light levels for each and every scene, and flawlessly renders dark details. This makes movies and video games more enjoyable
# RoHS Compliance: BenQ do care about our living environment; all BenQ LCD monitors have RoHS certification (Restriction of the use of certain Hazardous Substances) The RoHS Directive stands for the restriction of the use of certain hazardous substances in electrical and electronic equipment. This Directive bans the placing on the EU market of new electrical and electronic equipment containing more than agreed levels of lead, cadmium, mercury, hexavalent chromium, polybrominated biphenyl (PBB) and polybrominated diphenyl ether (PBDE) flame retardants
# AMA (Advanced Motion Accelerator) gives you true-to-life images with enhanced picture quality and reduced visual noise with only 2ms GTG (Grey to Grey) response time so there’s no delayed response to image deliverance
# Colour temperature: Reddish/Normal/Bluish + user mode
# Glossy Black colou