AMD GPU14 Tech Event Sept 25 - AMD Hawiian Islands

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sontin

Diamond Member
Sep 12, 2011
3,273
149
106
Its annoying to have a feature that the other party can't/wont have doesn't it?

Why people think that i care about this? I dont need to support companies like Dice. Problem solved.

The question is: What will all these people do now which were on the front of complaining about nVidia's way of life? :hmm:
 

24601

Golden Member
Jun 10, 2007
1,683
39
86
looks like not watching this was a good choice,
apparently they gave nothing about their new GPUs and the only interesting thing was "Mantle", looking at the slides, it looks to make sense for AMD, trying to get some console style optimizations, or thinking about APUs or whatever, but I can't say I feel positive about a new API which only works with GCN cards, developing something that cannot work with the majority of the GPUs (NV + older AMD GPUs)...

The main problem I'm seeing here is they literally only said it lowers CPU overhead.

Which tells me it's worthless for people with a setup like I do, and that the magic peddlers that say console GPUs are made of unicorns and rainbows were lying all along, as most here suspected.

Mantle is AMD's answer for the fact that their CPUs are utter trash.

It is what they are pinning their hopes on to make their CPUs and APUs worth buying now and for the future (in gaming).
 

Gloomy

Golden Member
Oct 12, 2010
1,469
21
81
looks like not watching this was a good choice,
apparently they gave nothing about their new GPUs and the only interesting thing was "Mantle", looking at the slides, it looks to make sense for AMD, trying to get some console style optimizations, or thinking about APUs or whatever, but I can't say I feel positive about a new API which only works with GCN cards, developing something that cannot work with the majority of the GPUs (NV + older AMD GPUs)...

They also have audio acceleration built in too. I feel a lot more positive about that...


Hey, on a more positive note, we should probably start a new thread to discuss this, with a short summary in the OP for those who want to spare themselves three agonizing hours. Who's gonna step up!?
 

Stuka87

Diamond Member
Dec 10, 2010
6,240
2,559
136
looks like not watching this was a good choice,
apparently they gave nothing about their new GPUs and the only interesting thing was "Mantle", looking at the slides, it looks to make sense for AMD, trying to get some console style optimizations, or thinking about APUs or whatever, but I can't say I feel positive about a new API which only works with GCN cards, developing something that cannot work with the majority of the GPUs (NV + older AMD GPUs)...

GCN cards have been sold for 2 years now (Well, almost anyway). Soon all APU's will have them as well.

New console games will be codes using (from the sounds of it) a nearly identical API. Which means porting a game from XBO/PS4 to Windows/Linux is going to be cheap and easy. And it means the APU's that currently struggle, will suddenly be ok.
 

EightySix Four

Diamond Member
Jul 17, 2004
5,121
49
91
The main problem I'm seeing here is they literally only said it lowers CPU overhead.

Which tells me it's worthless for people with a setup like I do, and that the magic peddlers that say console GPUs are made of unicorns and rainbows were lying all along, as most here suspected.

Mantle is AMD's answer for the fact that their CPUs are utter trash.

It is what they are pinning their hopes on to make their CPUs and APUs worth buying now and for the future (in gaming).

The chances of it legitimately only lowering CPU overhead are pretty low. DX supposedly has a pretty good overhead and there is a reason they cut off the feed for the NDAd part of the show. They'll talk more specific numbers in there and let us know whenever they feel like it.
 

tential

Diamond Member
May 13, 2008
7,355
642
121
Mantle is NOT vender independent.

Mantle is NOT AMD specific.

Mantle is GCN specific.

Please stop the pie in the sky speculations with no knowledge, thanks.

I see TONS of doomsday type posts of "You're locking it all down and cutting everyone out OMGOMGOMGOMG" recently.

If a competitor is 5% below the other competitor in performance it's LOL THEY GOING OUT OF BUSINESS!!!!!

It's getting ridiculous, I almost don't even want to read forums anymore at this point.
 

jvroig

Platinum Member
Nov 4, 2009
2,394
1
81
Mantle is not open. There is a reason why we have high level apis on windows and other plattforms. It's a vendor specific api like Cuda.
It will be specific for AMD's cards, but not for the same reason that something like PhysX is limited to having all NV Cards (unless you used the driver trick that resulted from a mistake on NV's part). NV locked down PhysX by choice as a business decision (and an acceptable one).

Mantle, being close to the metal, will be specific to the hardware it is targeting. In this regard, it's closer to why assemblers aren't interchangeable for different architectures - they target specific functions provided by the hardware (arch/ISA), so they are in effect locked in by the hardware inherently. There is no going around the fact that if you want to code as close to the metal as possible, there is no way you can make it cross-ISA/cross-hardware, unless the hardware from different archs follow a set of standards in order to make such a thing possible (but then again, if that were the case, they probably wouldn't be completely different archs). Unlike PhysX that's been proven to work even if you don't have an NV card as your main card, because the limitation was artificial (but, in my opinion, not an unexpected business move from NV to make their own products more desirable).

Not that I disapprove of NV's locking down of PhysX. I think it's their call to make, and it's a fine call either way (lock it down or not). I don't have much of an opinion over it, and honestly if it were my product, and I want to sell more GPU's, I might have ended up with the same decision.

I'm only sending this clarification because it's important to be aware of the subtleties in why something like Mantle will always be vendor specific - because any initiative like Mantle (i.e., providing close to the metal access to hardware) will always end up specific to that hardware, so locked to whoever provides that hardware.

And providing the option for Mantle is a good thing. No one is stopping devs from using traditional DX or OpenGL, and they all certainly will continue to use it (no PC dev will abandon DX/OpenGL to go solely on Mantle, that's crazy talk). But seeing as to how AMD has the same hardware in consoles, and that hardware already has close to metal access for devs, it makes sense to also provide that level of access to PC game devs, since the desktop cards from AMD will share the same arch. Win-win scenario.

EDIT: Wow this thread updates fast! I'd like to quote this one that appeared as I was composing:
Mantle is NOT vender independent.

Mantle is NOT AMD specific.

Mantle is GCN specific.
As Communism so succintly put it: Mantle, being close to metal, is inherently hardware (arch) specific - therefore GCN. Not locked by vendor through tricks. Not an artificial barrier. Not locked through a business decision. It is simply the nature of the beast whenever "close to the metal" access is your objective, whether you are talking of DSP's, GPU, CPU, etc.
 
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BD2003

Lifer
Oct 9, 1999
16,815
1
76
So let me get this straight...AMD just announced a proprietary low level graphics API, and a proprietary 3D audio chip (and assumedly API).

It's like we just time warped back to the late 90s, and the days of 3Dfx glide and Aureal A3D.

As much as I want better graphics performance and 3D audio to make a comeback, I'm totally not ok with this.
 

SPBHM

Diamond Member
Sep 12, 2012
5,058
410
126
GCN cards have been sold for 2 years now (Well, almost anyway). Soon all APU's will have them as well.

New console games will be codes using (from the sounds of it) a nearly identical API. Which means porting a game from XBO/PS4 to Windows/Linux is going to be cheap and easy. And it means the APU's that currently struggle, will suddenly be ok.

still, GCN is to small near Intel+NV+previous gens from AMD on the market,

porting a game with mantle only sounds stupid, apart from that they would need OGL/D3D for the others, it probably makes it more complex to support multiple APIs? maybe something only appealing to AMD sponsored games.
 

Gloomy

Golden Member
Oct 12, 2010
1,469
21
81
It will be specific for AMD's cards, but not for the same reason that something like PhysX is limited to having all NV Cards (unless you used the driver trick that resulted from a mistake on NV's part). NV locked down PhysX by choice as a business decision (and an acceptable one).

Mantle, being close to the metal, will be specific to the hardware it is targeting. In this regard, it's closer to why assemblers aren't interchangeable for different architectures - they target specific functions provided by the hardware (arch/ISA), so they are in effect locked in by the hardware inherently. There is no going around the fact that if you want to code as close to the metal as possible, there is no way you can make it cross-ISA/cross-hardware, unless the hardware from different archs follow a set of standards in order to make such a thing possible (but then again, if that were the case, they probably wouldn't be completely different archs). Unlike PhysX that's been proven to work even if you don't have an NV card as your main card, because the limitation was artificial (but, in my opinion, not an unexpected business move from NV to make their own products more desirable).

Not that I disapprove of NV's locking down of PhysX. I think it's their call to make, and it's a fine call either way (lock it down or not). I don't have much of an opinion over it, and honestly if it were my product, and I want to sell more GPU's, I might have ended up with the same decision.

I'm only sending this clarification because it's important to be aware of the subtleties in why something like Mantle will always be vendor specific - because any initiative like Mantle (i.e., providing close to the metal access to hardware) will always end up specific to that hardware, so locked to whoever provides that hardware.

And providing the option for Mantle is a good thing. No one is stopping devs from using traditional DX or OpenGL, and they all certainly will continue to use it (no PC dev will abandon DX/OpenGL to go solely on Mantle, that's crazy talk). But seeing as to how AMD has the same hardware in consoles, and that hardware already has close to metal access for devs, it makes sense to also provide that level of access to PC game devs, since the desktop cards from AMD will share the same arch. Win win.

Ugh, my knee is still jerking from hearing the announcement. I understand the rationale a little better now though. I still feel extremely bad Nvidia let this happen, but maybe they will step up. Aggressively. :\
 

VulgarDisplay

Diamond Member
Apr 3, 2009
6,193
2
76
If this mantle business pans out amd just threw a haymaker. 10 years of programming for their GPUs coupled with this new api could instantly end nvidia as a gaming company. The implications are crazy to even think about. Titan gaming performance out of a 7850 anyone?

All that's left now is to wait and see where this punch lands.
 

Gloomy

Golden Member
Oct 12, 2010
1,469
21
81
If this mantle business pans out amd just threw a haymaker. 10 years of programming for their GPUs coupled with this new api could instantly end nvidia as a gaming company. The implications are crazy to even think about. Titan gaming performance out of a 7850 anyone?

All that's left now is to wait and see where this punch lands.

It lands on an extremely optimized Battlefield 4.
 

OCGuy

Lifer
Jul 12, 2000
27,227
36
91
If this mantle business pans out amd just threw a haymaker. 10 years of programming for their GPUs coupled with this new api could instantly end nvidia as a gaming company. The implications are crazy to even think about. Titan gaming performance out of a 7850 anyone?

All that's left now is to wait and see where this punch lands.

Wow......

!
 

BD2003

Lifer
Oct 9, 1999
16,815
1
76
If this mantle business pans out amd just threw a haymaker. 10 years of programming for their GPUs coupled with this new api could instantly end nvidia as a gaming company. The implications are crazy to even think about. Titan gaming performance out of a 7850 anyone?

All that's left now is to wait and see where this punch lands.

AMD becoming a graphics monopoly is literally the worst thing that can happen. No one should be excited at that prospect. Creative suing Aureal out of existence set back 3D audio for over a decade, don't think the same can't happen to graphics.
 

brandonb

Diamond Member
Oct 17, 2006
3,731
2
0
So let me get this straight...AMD just announced a proprietary low level graphics API, and a proprietary 3D audio chip (and assumedly API).

It's like we just time warped back to the late 90s, and the days of 3Dfx glide and Aureal A3D.

As much as I want better graphics performance and 3D audio to make a comeback, I'm totally not ok with this.

Yep. It's odd how things evolve. It's like the industry keeps flip-flopping on ideas.
 

yacoub

Golden Member
May 24, 2005
1,991
14
81
One slide shows a 290 between the 290X and 280X, which is how they'll manage to shove $200 between the 290X and 280X, despite the rest of the X line from the 280X on down being $100 or less apart.

So it'll probably be:
$199 for 270X (which is gyped on the RAM, having only 2GB. A 7950 can get you 3GB for that price now)
$299 280X (which should have 4GB of RAM for that price, not just 3GB.)
$399 for the mystery 290, probably a cut down 290X, probably cut down enough to be overpriced.
and $499 for the 290X, which might otherwise be $399 which would make the pricing actually interesting for a change.

They did the crappy pricing thing with the 7900s series. I was really hoping they'd go back to more interesting pricing like they used to have. Guess I'll stick with ordering a 7950 after all.
 
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sontin

Diamond Member
Sep 12, 2011
3,273
149
106
It will be specific for AMD's cards, but not for the same reason that something like PhysX is limited to having all NV Cards (unless you used the driver trick that resulted from a mistake on NV's part). NV locked down PhysX by choice as a business decision (and an acceptable one).

A low level API is always a artificial lock down. It's optimize for a specific hardware. There is no difference to Cuda which only runs on nVidia hardware and a few other processors.

There is a reason why Glide died and why we have higher level Apis. A low level graphics api is bringing us right back to the 90s.
 

HurleyBird

Platinum Member
Apr 22, 2003
2,726
1,342
136
Kind of jumping the gun here, eh? Seems like AMD is going to take their ball and go play on a different court with a different set of rules.....too early to conclude if that is negative or positive.

I never underestimate AMD's ability to trip over their own feet. They're far more likely to screw up even the best ideas versus practically any other tech company. That said, it's hard to see how Mantle isn't going to be completely game changing if done right.
 

sushiwarrior

Senior member
Mar 17, 2010
738
0
71
A low level API is always a artificial lock down. It's optimize for a specific hardware. There is no difference to Cuda which only runs on nVidia hardware and a few other processors.

There is a reason why Glide died and why we have higher level Apis. A low level graphics api is bringing us right back to the 90s.

"Artificial" lock down? You keep saying that word, but I don't think you know what it means :sneaky:

This is as artificial as gravity on earth is. It's absolutely necessary and inherent to the platform/implementation.
 

AnandThenMan

Diamond Member
Nov 11, 2004
3,949
504
126
If this mantle business pans out amd just threw a haymaker. 10 years of programming for their GPUs coupled with this new api could instantly end nvidia as a gaming company. The implications are crazy to even think about. Titan gaming performance out of a 7850 anyone?

All that's left now is to wait and see where this punch lands.
There is an elephant in the room here. What if Mantle, being much more efficient/close to metal approach, can also leverage the hardware more efficiently in an Nvidia GPU? After all, the hardware between Nvidia and AMD is not radically different. Not to say Nvidia will benefit as much as AMD because of architectural commonality, but at the same time maybe Nvidia will not be left as hopelessly behind in Mantle developed games as one might initially think.

From a game dev perspective, I don't think they want to outright ignore all the Nvidia hardware out there, they want to sell games as many as possible.
 
Feb 19, 2009
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And providing the option for Mantle is a good thing. No one is stopping devs from using traditional DX or OpenGL, and they all certainly will continue to use it (no PC dev will abandon DX/OpenGL to go solely on Mantle, that's crazy talk). But seeing as to how AMD has the same hardware in consoles, and that hardware already has close to metal access for devs, it makes sense to also provide that level of access to PC game devs, since the desktop cards from AMD will share the same arch. Win-win scenario.

Great post. They did say it is GCN specific and this is going to benefit PC radeons massively due to their console wins. I called it back ages ago, that having GCN in the major consoles will mean major optimizations for this architecture and PC users will benefit.

Also DICE stated in that presentation, Mantle for BF4 will speed it up.. so its not just to "reduce CPU overhead".
 

sontin

Diamond Member
Sep 12, 2011
3,273
149
106
Sorry, but where is the low level api for nVidia which Dice had be worked on?
Oh right, there is no one. So they worked exclusive with AMD to develop such an api.

You see that is like Glide - vendor specific and a lock down.
 
Feb 19, 2009
10,457
10
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From a game dev perspective, I don't think they want to outright ignore all the Nvidia hardware out there, they want to sell games as many as possible.

Its not ignoring NV, its simply enabling a different API for radeons, that in theory, will run the game much faster than through DX, thus, giving GCN a massive advantage. That is the point of having GCN in all major development platforms, xbone, ps4 and PC.
 
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