Latency with cursor selection and moving objects/notes

Cubase
,
1

Affected version: Cubase Pro 9.0.1

iMac (Retina 5K, 27-inch, Late 2015)
Processor: 4 GHz Intel Core i7
Memory: 32 GB 1867 MHz DDR3
OS HDD: 3TB Fusion Drive
Graphics: AMD Radeon R9 M395X 4096 MB

OS: macOS Sierra 10.12.1

– Open a project containing some audio / MIDI events

  • Select Cursor Tool (Normal Selection)
  • Trying left mouse click and drag some events - Selection zone appears after 1 sec. The same with playback or not.
  • The same ~1 sec lag with event moving.
  • The same note selection and moving in Key editor.
2

Same thing here under 10.12.3 with my macbook pro