Monitors
$150 - ASUS VS229H-P
$200 - ASUS VH236H . . . . .
$210 - ASUS VS247H-P . .
$200 - ASUS VS229H-P
$250 - ASUS VG23AH . . . . .
$300 - Dell U2412M
ASUS VG23AH if you don't wear glasses or glasses with any sort of filters/polarizers. It might be IPS/PLS but it has the best 60hz performance of ANY monitor on the market and can be driven to run at 72hz or 75hz with
this program and
these settings. Go for the Dell if you want 16:10 and super crisp colors.
$250 - ASUS VG236H . . . . .
$400 - BenQ XL2420T . .
$250-400 Samsung S23A700/750D
120hz monitors can be hard to find right now, possibly due to an upcoming refresh from ASUS and Samsung. 700D has dual link DVI only for 120Hz, 750D has displayport only. BenQ has the worst colors of the three, but a matte screen and a great stand.
~$500 Crossover 27Q LED-P
$800 - Viewsonic VP2770-LED
Crossover is available through Ebay, pixel perfect versions come at a premium. It has the same panel as the Apple Cinema Display. The VP2770 has a lower input lag at 7ms. Both are 1440p.