Display
- Screen size
- 27 in
- Resolution
- 2560 × 1440
- Panel type
- IPS
- Aspect ratio
- 16:9
- Refresh rate
- 300 Hz
- Response time
- 1 ms
- Brightness
- 400 nits
- Contrast ratio
- 1300:1
- HDR
- Yes
- Adaptive sync
- Yes
LG monitor
UltraGear 27G640A-B
Monitor specifications and connectivity information for the LGUltraGear 27G640A-B.
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Video & connectivity
- HDMI inputs
- 2
- DisplayPort inputs
- 1
- DisplayPort version
- 1.4
- USB-C input
- Yes
- USB-C power delivery
- 15 W
- USB-C DisplayPort Alt Mode
- Yes
Features
- USB hub
- Yes
Stand & mounting
Specifications are based on manufacturer documentation reviewed for this model.