LG UltraGear 27GR75Q-B
This is what matters about LG UltraGear 27GR75Q-B.
About
LG labels this panel's ports "HDMI 2.1", but the underlying scaler lacks Fixed Rate Link architecture entirely, running on the same 18Gbps TMDS bandwidth ceiling as HDMI 2.0 — the "2.1" badge is legally valid only because it supports an optional 2.1 feature, not because it carries the full 48Gbps link.
- HDMI version
- 2.1
- DisplayPort version
- 1.4
- Max resolution
- 2560x1440@165Hz
- VRR range
- 48-165Hz
- Requires DisplayLink driver
- No
Ports: 2× HDMI 2.1 (TMDS, ancho de banda equivalente a 2.0, limitado a 144Hz), 1× DisplayPort 1.4 and 1× Audio 3.5mm (salida)
Confirmed with
- PS5
The monitor recognizes the 1440p120 signal stably, but the console completely blocks the use of Variable Refresh Rate on it.