整理一下

Dell 2007FP, LG.Philips LM201U05
S-IPS, 8-bits, CCFL, 45000 hrs

Dell U2012M, LM240WU8-SLA2
e-IPS, 6bit+A-FRC, W-LED, 30000 hrs

Dell U2013, LM240WU9-SLA1
AH-IPS, 8-bit + A-FRC, GB-LED, 30000 hrs

看來 W-LED 也沒有比較耐用。