Texture preview has a very limited Preview functionality in 2.80b in comparison to older versions

2.80b has a very limited preview functionality in comparison with 2.7 In 2.7 you can choose between:

• texture/material/both
• ability to choose preview shape for texture (not only on the material tab)
• huge other amount of settings like Specular, Shading and etc.

In 2.80b you see a single windows of texture with no settings