From Milky's guy...sorry about the caps but that's how it's written:
http://xboxgaf.boards.net/thread/582/insider-4-15-2015-dx12
HELLO LADIES AND GENTLEMAN,
I WANTED TO COME BY AND GIVE YOU GUYS A QUICK UPDATE ON DX12.
FIRST OFF DX12 WILL NOT HELP THE XBOX ONE CONSOLE HARDWARE.DX12 WILL HELP THE DEVELOPMENT OF GAMES ON AND FOR THE XBOX ONE CONSOLE.DX12 WAS DESIGNED TO GIVE DEVS FULL CONTROL OF THE CPU,GPU AND ESRAM.IT WAS DESIGNED TO HELP MAKE THE DEVELOPMENT PROCESS ON XBOX ONE EASIER AND QUICKER.WHILE LETTING DEVS ACHIEVE THE MAXIMUM POWER OF THE XBOX ONE.YOU GUYS KNOW HOW ABOUT THE FINER CPU CONTROL OF THE CPU CORES.SO I WILL NOT WASTE YOUR TIME ON THAT.
IT WILL ALSO GIVE DEVS BETTER CONTROL OVER TILING THE TILE RESOURCES AND THE FRAMES THAT ARE RENDER FROM GPU.IT WILL GIVE THEM GREATER FRAME RATE BUFFERS ALSO WHICH WILL HELP IN ATTAINING HIGHER RESOLUTIONS.
ONE THING THAT WILL BECOMING AFTER DX12 LAUNCHES ON XBOX ONE IS GPU MULTI THREADING.NOW THIS MULTI THREADING WILL BE USED IN CERTAIN CIRCUMSTANCES.THE MULTI THREADING AND THE DUAL GRAPHIC COMMAND PROCESSORS IS WHAT STARTED THE DUAL OR TWO GPU RUMOR.IN A SENSE WITH THE MULTI THREADING GPU CORES THE GPU PERFORMS TO A CLOSE LEVEL LIKE A DUAL GPU SET UP.THE PROBLEM IS IT CAN NOT BE USED IN ALL CIRCUMSTANCES AT THIS POINT IN TIME.
NOW THE QUESTION I AM ASKED A LOT.....HOW MUCH WILL DX12 HELP GAMES ON AND FOR XBOX ONE....THE ANSWER IS....
IT DEPENDS ON THE DEVELOPER.DX12 IS LEAGUES AHEAD OF ANY DX BEFORE IT.DX12 USED WITH THE XBOX ONE HARDWARE SHOULD MAKE GREAT PERFORMANCE GAINS.AALL DEVS SHOULD USE IT,IT MAKES THEIR LIFE EASIER AND GIVES THEM A LOT OF TOYS AND CONTROL THEY HAVE ASKED FOR.IT JUST BOILS DOWN TO THE OLD SAYING.YOU CAN LEAD THE HORSE TO WATER,BUT YOU CAN'T MAKE THEM DRINK.IF DEV USES DX12 AND XBOX ONE TO THE MAXIMUM CAPABILITIES YOU WILL HAVE A TRUE NEXT GEN EXPERIENCE!
IT IS HARD TO PUT A PERCENTAGE ON IT BECAUSE OF THE XFACTOR THE DEVELOPERS THEIR SELF.
IF YOU HAVE QUESTIONS LEAVE THEM IN THE POST AND I WILL TRY TO ANSWER AS I HAVE FREE TIME!
ALSO IF YOU WATCH TWITCH.TV GO GIVE MILKEY A FOLLOW AT
THEMISTERPHENIX
ALSO IF YOU GOT A ? AND I DONT RESPONDED ON HERE FAST ENOUGH FOR YOU TWEET MILKEY @themrphenix
Imonamilkcarton
Administrator
Apr 15, 2015 at 8:52pm
Quote
mrzweistein said:
Q: It's a dual GPU setup with the resources of a single GPU or in other words the existing GPU is utilized much better than before! Right?
NO.IT'S A SINGLE GPU.THE CORES OF THE GPU SUPPORT MULTI THREADING IN CERTAIN CIRCUMSTANCES.IN THEORY IT CAN PERFORM IN SOME SITUATIONS LIKE A DUAL GPU,BUT IT IS NOT A DUAL GPU.IT WILL NOT PERFORM THIS MULTI THREADING ALL THE TIME,RIGHT NOW IT IS VERY LIMITED.