Phaneron is the sci-fi already made city environment you need if you are looking for a 4K HDRP real time lighting setting, in a playable area of about 100 squared meters.

----- 4k textures -----
The package download from the Asset Store has 512x512 maps, because the 4K versions in high quality png files are +20Gb. These are available from a different download (free) and easy to import.

----- Detailed Buildings -----
24 Detailed buildings made of 32 different facades all buildings have two or three LOD levels.

----- Parallax interiors -----
32 different fake interiors in 3 atlased textures.

----- +50 props with variations -----
Detailed props with LODs.

----- Demo -----
Download the Youtube flyby demo with 4k textures. The animated camera is included in the project.

----- Polycount details -----
Props
Most prop meshes range from 5000 to 200 triangles.
Phaneron includes NYC Urban Buildings, Speeder and Ancient Chinese Pavilion .

Andromeda Building
LOD0: 22 materials, 25k triangles
LOD1: 9 materials, 1018 triangles

Aquarius Building
LOD0: 31 materials, 37k triangles
LOD1:13 materials, 898 triangles

Aries Building
LOD0: 9 materials, 30k triangles
LOD1: 4 materials, 1961 triangles

Auriga Building
LOD0: 15 materials, 24k triangles
LOD1: 3 materials, 270 triangles

Butterfly Building
LOD0: 39 materials, 32k triangles
LOD1: 6 materials, 361 triangles

Caelum Building
LOD0: 24 materials, 24k triangles
LOD1: 3 materials, 278 triangles
LOD2: 3 materials, 164 triangles

Canis Building
LOD0: 9 materials, 15k triangles
LOD1: 4 materials, 2848 triangles
LOD2: 2 materials, 570 triangles

Carina Building
LOD0: 37 materials, 17k triangles
LOD1: 10 materials, 820 triangles
LOD2: 10 materials, 244 triangles

Cerberus Building
LOD0: 18 materials, 42k triangles
LOD1: 2 materials, 2700 triangles
LOD2: 2 materials, 5317 triangles

Crab Building
LOD0: 23 materials, 35k triangles
LOD1: 4 materials, 1019 triangles

Eridanus Building
LOD0: 22 materials, 11.4k triangles
LOD1: 5 materials, 595 triangles

Fornax Building
LOD0: 34 materials, 60k triangles
LOD1: 8 materials, 1448 triangles
LOD2: 8 materials, 294 triangles

Fox Building
LOD0: 22 materials, 20k triangles
LOD1: 4 materials,1546 triangles
LOD2: 2 materials, 418 triangles

Monoceros Building
LOD0: 23 materials, 10k triangles
LOD1: 5 materials, 93 triangles

Orion Building
LOD0: 20 materials, 23k triangles
LOD1: 8 materials, 1245 triangles
LOD2: 8 materials, 767 triangles

Pegasus Building
LOD0: 32 materials, 72k triangles
LOD1: 10 materials, 1532 triangles

Perseus Building
LOD0: 24 materials, 16k triangles
LOD1: 8 materials, 868 triangles

Phoenix Building
LOD0: 19 materials, 9k triangles
LOD1: 4 materials, 340 triangles

Pyxis Building
LOD0: 26 materials, 10.6k triangles
LOD1: 3 materials, 157 triangles

Sagitta Building
LOD0: 4 materials, 1522 triangles
LOD1: 4 materials, 568 triangles

Scorpius Building
LOD0: 26 materials, 25k triangles
LOD1: 5 materials, 1427 triangles

Sculptor Building
LOD0: 15 materials, 18k triangles
LOD1: 1 materials, 66 triangles

Taurus Building
LOD0: 11 materials, 10k triangles
LOD1: 6 materials, 1068 triangles

Unicorn Building
LOD0: 24 materials, 16k triangles
LOD1: 4 materials, 2026 triangles
LOD2: 4 materials, 137 triangles