GeForce RTX 4070 is a high-end GPU offering good performance and efficiency for 1440p gaming. It supports ray tracing, DLSS, and Ada Lovelace features. With 12GB of GDDR6X memory, it meets the minimum requirement for its price range and has recently dropped in price.

Nvidia RTX 4070 is a high-end GPU offering good performance and efficiency for 1440p gaming. It shares features and memory with the RTX 4070 Super but has fewer cores and lower clocks. It's slightly cheaper and slower than the AMD RX 7900 GRE but excels in ray tracing and AI performance.

The AMD RX 7900 XT is the best overall AMD GPU for 1440p gaming, with 20GB of GDDR6 memory, a 256-bit interface, and support for AV1 and DP2.1. It outperforms the Nvidia RTX 4070 Ti in rasterization games but is slower in ray tracing games.