TCL’s next gaming monitor could hit a staggering 640Hz refresh rate 

Numbers in the gaming monitor world keep getting wilder, and the latest leak about the TCL CSOT is a classic example. 

According to Visuntang, a channel information platform (via IT Home’s April 13, 2026 report), the Chinese display manufacturer is working on a gaming monitor capable of switching between 160Hz at a higher resolution and 640Hz at a relatively lower resolution. 

Why Is A 4x Refresh Rate Jump Such A Big Deal?

That’s a 4x multiplier, and it’s a significant leap. Most dual-mode monitors available in the market limit their low-resolution, high frame rate boost to just 2x the high-resolution figure. 

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For instance, a monitor running at 160Hz would typically top out at 320Hz when dropped to 1080p. However, unlike conventional dual-mode monitors, the TCL CSOT’s upcoming model could deliver a much more dramatic

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