Display substrate and display device

A display substrate, comprising:

• a base substrate;
• a plurality of subpixels distributed in an array on the base substrate, wherein
• each of the plurality of subpixels comprises a pixel circuit which is configured to drive a light-emitting element corresponding to each of the plurality of subpixels;
• the pixel circuits of the plurality of subpixels are arranged along a first direction and a second direction, the first direction and the second direction are different;
• each of the plurality of subpixels also comprises a pixel electrode which is a first electrode of the light-emitting element corresponding to each subpixel, and the pixel electrode and the pixel circuit of each subpixel is electrically connected with each other;
• and
• a semiconductor layer, a first insulating layer, a first conductive layer, a second insulating layer, a second conductive layer, a third insulating layer, a third conductive layer, a fourth insulating layer, and a fourth conductive layer are sequentially disposed on the base substrate;
• the plurality of subpixels are divided into a plurality of pixel groups, each of the plurality of pixel groups comprises a first subpixel, a second subpixel, and a third subpixel, which are respectively configured to emit light of different colors;
• the plurality of pixel groups comprise first pixel groups and second pixel groups adjacent to each other in the first direction, pixel electrodes of at least one subpixel in the first pixel group and corresponding subpixel in the second pixel group have different shapes;
• and
• pixel electrodes of at least one subpixel in the first pixel group and corresponding subpixel in the second pixel group have same shape.

A display device, a display substrate, wherein the display substrate comprises:

• a base substrate;
• a plurality of subpixels on the base substrate, wherein
• each of the plurality of subpixels incudes a pixel circuit which is configured to drive a light-emitting element corresponding to the each of the plurality of subpixels, the pixel circuits of the plurality of subpixels are arranged in an array along a first direction and a second direction, the first direction and the second direction are different;
• the each of the plurality of subpixels further comprises a pixel electrode which is a first electrode of the light-emitting element corresponding to the each of the plurality of subpixels, the pixel electrode and the pixel circuit of the each of the plurality of subpixels are electrically connected with each other;
• and
• a semiconductor layer, a first insulating layer, a first conductive layer, a second insulating layer, a second conductive layer, a third insulating layer, a third conductive layer, a fourth insulating layer, and a fourth conductive layer are sequentially disposed on the base substrate;
• the plurality of subpixels comprise first subpixels;
• the display substrate further comprises power lines which are configured to provide a first supply voltage for the first subpixels;
• each power line is provided on one side of the pixel electrode of a corresponding first subpixel near the base substrate, and the each power line comprises a power line main body extending along the second direction and a power line protrusion protruded from the power line main body, and the power line protrusion and the pixel electrode of the first subpixel are at least partially overlapped in a direction perpendicular to the base substrate.