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Official product image of the LG UltraGear 45GX950A gaming monitor
Image credit: Image: LG official site (lg.com), used for editorial coverage; copyright LG.
LGKeyboard & MousePublished 2026-06-15

LG UltraGear 45GX950A: A 45-Inch 5K2K OLED Curve With Dual-Mode Refresh — A Ceiling for Gaming Immersion

Our rating 4.4

The LG UltraGear 45GX950A is live on LG's official site. The opinions and analysis here are our own; specs are cited from LG's official product page (see sources below).

Key features: a 45-inch 5K2K (5120×2160) OLED panel with an 800R curve. The headline is its dual mode — switching between 5K2K 165Hz (for sharpness and work) and WFHD (lower resolution) 330Hz (for high-refresh competitive play), with a 0.03ms GtG response. HDR is DisplayHDR True Black 400, with ~98.5% DCI-P3 coverage. Ports include DisplayPort 2.1, HDMI 2.1, and USB-C with 90W power delivery; it supports both NVIDIA G-SYNC and AMD FreeSync. Unveiled at CES 2025, on sale within 2025.

Our take: the 45GX950A tackles an old conflict — big curved immersion and esports-grade refresh rarely coexist. Its dual mode is clever: run 5K2K 165Hz for story-driven games and creative work, then switch to WFHD 330Hz for lower latency in FPS and competitive titles. OLED's true blacks, near-zero ghosting and wide gamut, paired with DisplayHDR True Black 400, deliver contrast and immersion IPS/VA can't match; DP2.1 and 90W USB-C cover next-gen bandwidth and single-cable laptop connection. The trade-offs: this is a flagship — it's expensive; feeding 5K2K 165Hz demands a heavy GPU; OLED still carries some burn-in concern with prolonged static content (despite protections), and full-white highlights won't blaze as bright as Mini-LED. In short: for players who want one screen to cover both AAA immersion and competitive refresh, it's nearly dream-spec — provided your GPU and budget can keep up.

An honest note: 5K2K at high refresh is GPU-intensive, so assess your hardware; OLED still carries burn-in risk with prolonged static content (mitigations exist but can't fully eliminate it). Pricing, availability and warranty follow LG's regional sites.

Specifications

Panel
45" 5K2K (5120×2160) OLED · 800R curve
Refresh
Dual mode: 5K2K 165Hz / WFHD 330Hz · 0.03ms GtG
HDR / Gamut
DisplayHDR True Black 400 · ~98.5% DCI-P3
Ports
DP2.1 · HDMI2.1 · USB-C (90W PD)
Sync
G-SYNC / FreeSync
Announced / On sale
Unveiled at CES 2025 · on sale within 2025
Price (official)
Per LG's regional sites

Pros

  • Dual mode: 5K2K 165Hz immersion / WFHD 330Hz esports in one screen
  • OLED true blacks, 98.5% DCI-P3 and True Black 400 deliver top-tier image
  • DP2.1, HDMI2.1 and 90W USB-C cover bandwidth and power

Cons

  • 5K2K high-refresh is very GPU-intensive
  • OLED still carries burn-in concern with static content
  • Flagship positioning means a high price

Sources

Specs and launch info are cited from official sources; the analysis is our own original writing.