Citra gets fast unstable JIT for Pokemon ORAS today (2016-09-03-fix.7z) (you probably need to untoggle JIT to prevent black screens)
DL: http://pan.baidu.com/s/1bpdvxhH

>Does this work
Only for ORAS (NOTE: ALL SAVE FILES ARE INTERCHANGEABLE). XY doesn't work.

Clean ROMs: https://thepiratebay.org/torrent/14184511/Collection_of_250_decrypted_3DS_ROMs_for_Citra_Emulator

Hack ROMs:
Rutile Ruby
https://mega.nz/#!kMxHlDgQ!mdHlPoPM4cO7N2qbQEOKbBIECxDUAoirl9_6BR1Ridw
https://mega.nz/#!1QZhQIIK!Tsj4Oq6UJ6KYY5PzENBMebVfrHFgKkCHhzKCQrgMJx0
https://mega.nz/#!sF41CToI!S5-k7TOQTShDNMM6SQo20KbtvRwP5u0DCe46-oK5R9g

Star Sapphire
https://mega.nz/#!1RYQkCZL!RNo6geaBUtwflPvYtQ26WhBRJ4662Io7tYzyzEgAR8k
https://mega.nz/#!FIZ1VAYa!0DRbowJTYQ0Q96XGIKmIp9by72rzMmPyNatEdb5JknY
https://mega.nz/#!IdQxEJIA!r41kirNlirJc1FB49Ap-3IhmatV5kDuxC38CtcoFhjU

Other ROMs: http://www.3dsiso.com/

CIA to 3DS converter: http://a.pomf.cat/akycmn.zip
Youtube on how to convert: https://www.youtube.com/watch?v=qRc069cnbUI&app=desktop

>What speed
Playable FPS if you have a decent CPU.

>Crashes/bugs
There are several known crashes and random crashes but you can beat the E4 and Delta episode on this. Do not play as a female.
AVX is the fastest if your processor supports it.