According to Hardware Unboxed this problem goes away with the new generation displays. They are switching over to using a standard (LCD-like) striped pixel layout.
Must say my first generation Samsung display looks amazing both for gaming and programming though. If it wasn’t for the annoying smart-tv stuff, and the mini connectors, it’s a perfect monitor.
The article concurs:
> Within the past few weeks LG has announced RGB stripe OLED panels which will resolve this problem, but there aren’t currently any monitors available using these panels
with two links to five known upcoming devices.
https://news.lgdisplay.com/en/2025/12/lg-display-unveils-wor...
https://www.analyticsinsight.net/news/ces-2026-first-rgbstri...
3440x1440 @ 34" (110ppi): Asus PG34WCDN, Asus XG34WCDMS, MSI MEG X, MSI MPG 341CQR X36
Digging into this further, I also found another Asus panel that's closer, if not all the way there yet (5K would be, but this is 4K) to the usual Mac pixel densities:
3840x2160 @ 27" (163ppi): Asus PG27UCWM
I'll still be waiting for 5K @ 27" with the new tech, but I'm really glad to see they finally solved this!