For hardware—such as 4K monitors or specialized camera lenses—these codes represent a specific model year or regional version.
Some files are "upscaled" to 4K from a lower resolution. True "4K Top" content is filmed natively in 4K or higher. sone059 4k top
Use HDMI 2.1 cables to ensure enough bandwidth for 4K at 120Hz or higher. Older cables may throttle the data, preventing you from reaching the "Top" performance of your device. For hardware—such as 4K monitors or specialized camera