**System Information**
Operating system: Windows-10-10.0.19041-SP0 64 Bits
Graphics card: GeForce RTX 2070 SUPER/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 461.40
**Blender Version**
Broken: version: 2.92.0 Release Candidate, branch: master, commit date: 2021-02-22 12:21, hash: `rBe497c1b93ca5`
Broken: version: 2.93.0 Alpha, branch: master, commit date: 2021-02-23 11:07, hash: `rB420f538fadfd`
Worked: (newest version of Blender that worked as expected "**2.91.2**)
**Short description of error**
The problem lies in the shadows and also a flickering effect in the materials and object that does not happen in version 2.91.2, it is seen in both version **2.92** and **2.93** more recent uploaded in Blender.org.
**Exact steps for others to reproduce the error**
Open default file
Change viewport to render mode in EEVEE
{F9831205}
{F9831196}