第四代的intel HD顯示，4k好像沒有上到60Hz
要到第五代以上才有。
根據這裡: [Display and Audio Features Comparison]
https://software.intel.com/en-us/ar...cessor-graphics

4th generation Intel® Core™ processor family
(Intel® Iris™ Pro graphics 5200 / Intel® Iris™ graphics 5100, Intel® HD graphics 5000 / 4600 / 4400 / 4200)
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DisplayPort* 1.2 / eDP*
H-Processors: 3840 x 2160 @ 60 Hz (Ultra-HD)
U-Processors: 3200 x 2000 @ 60 Hz, 3840 x 2160 @ 30 Hz
Y-Processors: 2560 x 1600 @ 60 Hz
HDMI*: 4096 x 2304, 3840 x 2160 @ 24 Hz / 24bpp
DVI: 1920 x 1200 @ 60 Hz

沒錢在上4K投影機阿