Cinematic 8k wallpaper featuring sleek cars in a high-speed race through an intricately detailed cityscape, captured in ultra-realistic 4k digital painting. The scene showcases ornate architecture with motion blur and luminous reflections, complemented by atmospheric lighting and subsurface scattering. The composition is intensely cinematic, resembling promotional art trending on Instagram and Tumblr. Shot with an f/1.8 aperture and 85mm lens, the image boasts ultra-detailed and hyper-realistic quality akin to movie visuals, enhanced by VFX post-production. With hyper-detailed textures, HD and HDR qualities, the scene employs advanced techniques like Unreal Engine 5 render, film grain, and Redshift render for an 8K 3D appearance, capturing the dynamic essence of the race in a vibrant cinematic panorama.