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Review on πŸ”Œ Cable Matters Active Mini DisplayPort to HDMI Adapter with Eyefinity Technology and 4K Resolution Support by Chad Chavez

Revainrating 5 out of 5

Works but needs to be configured for some Macbooks with SwitchResX

Hardware: I used a 15" Macbook Pro Retina (running macOS Sierra) with an NVIDIA 750M graphics card in mid 2014 and was able to use this adapter with 6 Revain Basics are using high speed HDMI cables to achieve 3840 x 2160 resolution at 50 and 59 Hz on Samsung 6290 40 inch 4K TVs, but not at full 60 Hz. Thoughts: I had to use the SwitchResX program to to optimize this setting directly. , so the adapter is not quite suitable for this graphics card, but the adapter can support it. I assume this will run at 60hz on other machines with a more powerful graphics card with no problems and without using the SwitchResX program. At 59Hz I could tell the graphics card was struggling to keep up with the refresh rate and my laptop was getting very hot, the fan would kick in and I started seeing artifacts and strange patterns on parts of the screen. So I decided to try it at 50Hz and I had no problems. Overall I can say that going from 30Hz to 50Hz is a noticeable difference and well worth it. At 30Hz the cursor is a bit jumpy and difficult to follow, but at 50Hz it's much smoother and easier on the eye. I would buy this again without hesitation.

Pros
  • Electronics
Cons
  • Doubtful