nope you arent misunderstanding anything.
without any real competition from amd, intel was allowed to rest on its laurels from sandy bridge all the way to today.
the only real improvements were in igpu performance, although amd was still beating them in that area and intel was no match for...
The upgraded H265 acceleration is via the iGPU, which you won't be using.
There isn't a 10% improvement, at least not in a clock for clock comparison.
The reason why a...
can use your old ssd installation with your new system.
most likely need to change some settings in your config.plist, as well as redoing any ssdt youre using, and replacing any kexts for audio/lan if they differ from your old board but the HS install itself will work fine
as far as builds go, its a regular hum drum build so dont worry about compatibility.
personally i would research coffee lake builds (z370/8xxx cpus) as they work with osx fine.
the only issue i think youd get is with the case. as far as projects go, its great, but in terms of cost/ease of...
if it were my money, i wouldnt be buying kaby lake parts now.
either go coffee lake, or wait till apple use coffe lake.
there are users with CL systems already. so far, it seems the only issue is when using the onboard gfx as primary. with a gfx card, no issues.
youre using alxethernet.kext, use mieze's atheros kext
delete alxethernet, try with the above
you could go for something like the fractal node 202
silverstone also do some thin sfx cases you might like.
couple that with a psu wonkeydonkey suggested.
id also recommend looking into z370 itx builds over z270, with an 8 series...
all of them will be satisfactory, especially compared to your core2 imac.
the main factor is money and time. the more money you spend on your cpu going from 2 to 4c, or possibly 4c with hyperthreading, the less time tasks will take.
have you considered using a 2nd hand 6700 or similar. older...
do you really want a 16inch monitor? or you want it for the portability?
for a cooler, i like the noctua low profile cooler
the dan case you mentioned uses sfx (small) psus, yet youve picked a full sized. not very knowledgable on sfx...