Dell S2417DG 24″ 2560×1440 Gsync Monitor $371

Specs
Resolution: 2560×1440
Refresh Rate: up to 165Hz (w/ O.C.)
Response Time: 1ms (GTG)
Contrast Ratio: 1000:1
Viewing Angle: 160" V / 170" H
Panel Type: TN
NVIDIA G-Sync
VESA 100×100 mm
Inputs
1x HDMI
1x DisplayPort
4x USB 3.0
http://www.dell.com/en-us/shop/de…ccessories
should be good until 10/12/2017