There are many rumors about the Samsung Galaxy S8 but it can be hard to tell which are credible. A case maker (which prefers to remain anonymous) sent us 3D renders of the S8 based on accurate schematics. They are only three images but tell plenty. First off, Samsung has taken the "edge" design forward, the side curves of the display are much more pronounced, pushing the bezels out of sight. Something else was kicked off the front - the Home key. That was moved on screen and the fingerprint reader it used to house was pushed under the glass. Notice that there are speaker grills both...
Source: http://www.gsmarena.com/exclusive_3d_renders_of_the_samsung_galaxy_s8_sent_to_us_by_a_case_maker-news-22732.php