New answers tagged hdmi
Adding another monitor cannot be anything other than more resource-intensive - every pixel takes resources to drive it & draw to it. The 15" Retina screen resolution is 2880 x 1800 A standard 27" screen is 2560 x 1440 - almost doubling the number of pixels you're asking the machine to draw. A 27" Retina 5k screen is 5120 x 2880 - almost four times the ...
I have exactly same set up down to the MBA 2012 + Adapter and Cable. It has been working flawlessly since. So far I used it on 3 different TV models. In your case I would say it is the adapter, they tend to be flaky (what do you expect for $6). But, you can take a look in the Console and see what the "Windoserver" is doing when you plug in the cable. ...
No. You can't connect a Thunderbolt display to it. No adapter has ever been created to connect Thunderbolt devices to USB 3 (what the PS4 has). The performance would be horrendous and not usable even if one was ever made.
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