My note book used to handle Minecraft really well. However, in this version of Minecraft, video sefresh rate drop lower then 20 FPS.
Environment
win10, core:I7 4720HQ 2.6GHz X64,graphicCard: Intel HD Graphics 4600 4.3.0-build 20.19.15, memory: 8GB, disk:122103MB SSD + 1Tb HDD, screen:1920*1001
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However, we are already tracking this issue, and this report is a Duplicate of MC-186075.
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