Make no mistake, the RX 7900 XTX is a great 4K graphics card for an ultra high-end PC build in 2024. However, the RTX 4080 Super can sit side by side with it, and often eat its lunch.
The best graphics card for laptops is the mobile Nvidia RTX 4080. It packs a great mix of gaming performance and efficiency, all built out of the excellent Ada Lovelace GPU architecture.