ASUS ROG Swift OLED PG27AQDM
2560 x 1440Up to 240HzWOLEDDSC decoder: YES
Maximum verified mode per connector
This is where HDMI and DisplayPort usually differ. Both figures are at native resolution.
| HDMI | 2560x1440 @ 120Hz (no DSC) |
|---|---|
| DisplayPort | 2560x1440 @ 240Hz (DSC required) |
Inputs
| Connector | Version label | Count | Documented input ceiling |
|---|---|---|---|
| HDMI | HDMI 2.0 | 2 | ~14.4 Gbps payload |
| DisplayPort | DisplayPort 1.4 | 1 | ~25.92 Gbps payload |
Officially documented timing modes
| Connector | Mode | DSC | Source grade |
|---|---|---|---|
| DisplayPort | 2560x1440 @ 120Hz | NO | C |
| DisplayPort | 2560x1440 @ 240Hz | YES | C |
| HDMI | 2560x1440 @ 100Hz | NO | C |
| HDMI | 2560x1440 @ 120Hz | NO | C |
HDR, VRR, colour depth
| HDR | YES - HDR10; no VESA DisplayHDR certification claimed (1000 cd/m2 peak) (confirmed) |
|---|---|
| VRR | YES - NVIDIA G-SYNC Compatible, AMD FreeSync Premium (HDMI 40-120Hz / DP 40-240Hz) (confirmed) |
| Max colour depth | 10-bit |
Notes
Headline 240Hz is DisplayPort-only; HDMI 2.0 caps at 1440p/120Hz. The ASUS "PC Supported Primary Timing" table lists the modes but does not pin DSC per mode - the 240Hz DSC flag is a Grade C corroboration (TFTCentral). A launch-period NVIDIA G-SYNC driver-lag report exists (Grade F), likely resolved.
Last verified: 2026-09-02 (seed data).
Check a graphics card against this monitor
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