Just saw this news announced. Looks like an updated 16:10 IPS model from dell to replace the U2412M which is good news. Also it's flicker free according to the spec!!
http://www.tftcentral.co.uk/news_archive/31.htm#dell_u2415
AH-IPS panel
1920 x 1200
6ms - 8ms G2G response time (this model has an overdrive setting)
1000:1 contrast ratio
50 - 300 cd/m2 brightness
178/178 viewing angles
16.7m colour depth
sRGB gamut
Factory calibrated
2x HDMI, 1x DisplayPort, 1x Mini DP connections
Tilt, height, swivel, rotate stand
http://www.tftcentral.co.uk/news_archive/31.htm#dell_u2415
AH-IPS panel
1920 x 1200
6ms - 8ms G2G response time (this model has an overdrive setting)
1000:1 contrast ratio
50 - 300 cd/m2 brightness
178/178 viewing angles
16.7m colour depth
sRGB gamut
Factory calibrated
2x HDMI, 1x DisplayPort, 1x Mini DP connections
Tilt, height, swivel, rotate stand