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Key Features
- 39.7" 21:9 2500R Curved IPS Panel
- HDMI | DisplayPort | Thunderbolt 5 (96W)
- 5K2K 5120 x 2160 at 120 Hz
- FreeSync Premium Pro
Enhance your multitasking while editing videos and creating content with the LG UltraFine 40U990A 39.7" 5K2K HDR 120 Hz Curved Ultrawide Monitor. With its 2500R curved design, this ultrawide display envelopes your view with a 5120 x 2160 (5K2K) resolution, giving you a large workspace while delivering rich, accurate colors and versatile connectivity.
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Does this monitor support G-Sync?
Does this monitor support G-Sync?
The LG UltraFine 40U990A 39.7" 5K2K HDR 120 Hz Curved Ultrawide Monitor, B&H # LG40U990AWAU, is not officially G-Sync certified. It does support AMD FreeSync Premium, which means that it can be used in "G‐Sync Compatible mode."
Date published: 2025-09-21
Does it work with Mac computers?
Does it work with Mac computers?
The UltraFine 40U990A 39.7" 5K2K HDR 120 Hz Curved Ultrawide Monitor, B&H # LG40U990AWAU, is compatible with Mac computers.
Date published: 2025-11-09
Is the ethernet port 1Gbps or 2.5Gbps?
Is the ethernet port 1Gbps or 2.5Gbps?
The Ethernet port speed on the LG UltraFine 40U990A 39.7" 5K2K HDR 120 Hz Curved Ultrawide Monitor is 1 Gbps.
Date published: 2025-09-22
Is this monitor compatible with MacBook?
Is this monitor compatible with MacBook?
Yes, the LG 39.7" UltraFine 5K2K 120 Hz Curved Ultrawide Monitor & Apple Thunderbolt 5 Cable Kit is compatible with MacBooks.
Date published: 2026-05-12