Some 1440p test screenshots taken with screen percentage set to 100. I think they look very sharp. 
Remember 100% zoom to see the details.
- https://imgsli.com/i/3584fea3-6517-43db-ac42-fd726f72ad04.jpg
- https://imgsli.com/i/16bf9cc6-0c0f-49f8-ba54-2db2b7f4270c.jpg
- https://imgsli.com/i/3d1ded8c-ff6e-476c-9922-a4632cb060a0.jpg
- https://imgsli.com/i/c4a3311a-e2a1-4daa-8d71-2f6960c232dd.jpg
- https://imgsli.com/i/edf9f615-c310-4702-87fd-a7934b3f6ef0.jpg
- https://imgsli.com/i/d9e7cfee-5678-438c-8f1b-049ac902dda2.jpg
