ASUS ROG Strix XG27ACMES-W 2K 255Hz

The 27" ASUS ROG Strix XG27ACMES‑W is a WQHD (2560×1440) gaming monitor that pairs a Fast IPS panel with an OCable 255 Hz refresh rate for competitive, fast‑paced gaming. It delivers low latency and high frame rates aimed at players seeking smooth motion and precise tracking in shooters and esports titles.

With a minimum 0.3 ms response (1 ms GTG), HDR10 support, ELMB Sync to reduce motion blur and variable refresh (Adaptive‑Sync / G‑SYNC Compatible), the monitor balances speed and image quality. Connectivity includes USB‑C with DisplayPort Alt Mode and 15 W power delivery, DisplayPort 1.4 and HDMI 2.1 — suitable for modern GPUs and laptops.

Ergonomic stand adjustments (tilt, swivel, pivot, 110 mm height) plus 100×100 mm VESA mounting give installation flexibility. The panel offers wide color coverage (133% sRGB / 97% DCI‑P3) and VESA DisplayHDR 400 certification, making the XG27ACMES‑W usable for both gaming and content work.

Specifications

• Screen size: 27"
• Resolution: 2560 × 1440 (WQHD)
• Panel type: Fast IPS
• Refresh rate (max): 255 Hz
• Response time: 1 ms (GTG), 0.3 ms (min.)
• Brightness (Typ./HDR peak): 350 cd/m² (Typ.), 400 cd/m² (HDR peak)
• Contrast ratio (Typ.): 1300:1
• Color gamut: 133% sRGB / 97% DCI‑P3 (10‑bit, 1,073.7M colors)
• HDR: HDR10, VESA DisplayHDR 400
• Adaptive sync: Adaptive‑Sync (AMD FreeSync Premium), G‑SYNC Compatible
• I/O ports: USB‑C (DP Alt Mode, PD 15W) ×1, DisplayPort 1.4 ×1, HDMI 2.1 ×1, 3.5 mm audio
• Ergonomics & mount: Tilt +20°/−5°, swivel ±45°, pivot ±90°, height 0–110 mm, VESA 100×100 mm