[Rumor (Various)] AMD R7/9 3xx / Fiji / Fury

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KaRLiToS

Golden Member
Jul 30, 2010
1,918
11
81
I find it funny that people are complaining about GPU rebrand... at this point why would AMD invests even more money in something that is already VERY close to the GTX 980.... If Grenada is a refreshed Hawaii and brings better efficiency, higher clocks, more GB, then it's a win for AMD seeing how the R9 290x is already close to the GTX 980.

Also the R9 390x will come with 8GB while the GTX 980 has 4GB and the GTX 970 has 3.5GB. That is very good for the marketing.



I also made a zoom on the Graph, the R9 390x will probably give a good fight to the GTX 980 at 4k.



To me GM204 was always a hole filler and nothing was never impressive about it. GM200 and Fiji is where the real battle is at.

And people complaining about power consumption but want high ends cards... c'mon.
 

RoarTiger

Member
Mar 30, 2013
67
33
91
Based on what some media types have said, I'm expecting the 300 series to be nothing other than a straight rebrand unfortunately.

http://www.legitreviews.com/amd-shows-radeon-r9-300-series-cards-to-red-team-plus_165838

https://twitter.com/ryanshrout/status/609437983134089216 (didn't mention AMD specifically, but you can tell he was referring to them...)

It seems no review samples are out there, that's really not a good sign.

Quote:
We are glad to see AMD supporting the end users, but it is unusual to see the traditional hardware sites and media not briefed this close to new product launch. In the past when traditional hardware reviewers aren’t given a product with enough time to properly test it there is usually a reason for doing so.
Quote:
It is clear to me that more and more companies no longer respect media's role in educating buyers. Practices of balanced coverage unwanted.
Considering four months wasnt long enough to discover 970 memory issues, AMD would need to ship engineering samples to these "traditional hardware reviewers" to give them enough time. Also, as a kepler owner, good job not educating me on the driver nerfs to previous gen cards by Nvidia over the past year. End users now have to rely on product evaluations and issues discovered by buyers which get posted to forums because hardware media is no longer doing its job. Hope they enjoy their free swag for literally doing nothing of value.
 
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JDG1980

Golden Member
Jul 18, 2013
1,663
570
136
The high power consumption on the 290 series looks like it may have been addressed a little: http://www.tecmundo.com.br/amd/81391-exclusivo-tecmundo-descobriu-tudo-novas-placas-amd.htm

Specs show 208W power consumption. I think that's an improvement, but we'll have to see when real cards are tested by reputable sites.

I saw this same page and at first had the same reaction, but it looks like this identical figure (208W) was originally used for the R9 290X. This slide from MSI's website and this one from Club3D's website both incorrectly represent reference R9 290X cards as having 208W power usage (Club3D even says this is the maximum). It's actually 271W-282W in gaming and 309W-315W in FurMark.

I have two theories about where this incorrect 208W figure originally came from in the R9 290X slides. One is that AMD's engineers determined that a power target of 208W made for the best performance per watt, and were originally going to release the card at that. But this was based on the assumption that the only GK110 card would be the $999 Titan, so when Nvidia dropped the GTX 780, AMD had to ramp up the juice to compete, and we ended up with the power-guzzling monstrosity that Hawaii is now. The other, more prosaic theory is that it was supposed to be 280W and the 208W figure is a simple transposition error.
 

TechyGeek

Member
Feb 23, 2015
108
9
81
From the looks of it 390x or for that matter all of 300 series will not have hdmi 2 port. That just blows.
 

JDG1980

Golden Member
Jul 18, 2013
1,663
570
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I find it funny that people are complaining about GPU rebrand... at this point why would AMD invests even more money in something that is already VERY close to the GTX 980....

Because it's not. Hawaii needs 65 percent more power to get within spitting distance of GM204. I know you don't care, but many other buyers do.

To me GM204 was always a hole filler and nothing was never impressive about it. GM200 and Fiji is where the real battle is at.

And people complaining about power consumption but want high ends cards... c'mon.

You're entitled to that opinion, but it is a niche view. I guarantee you that Nvidia sold a hell of a lot more GTX 970s than they ever will GTX 980 Ti's, and far, far more GTX 980s than Titan X's. AMD needs to have competitive offerings in the $200-$350 price range, not just the ultra high end. And as things stand, it looks like they're going to be bringing out nothing but rebrands to compete with Nvidia's popular, efficient Maxwell line. AMD's cards will be more power-hungry and have fewer features, and whether or not it is the truth they are perceived as having worse drivers. That's going to be a very tough sell.
 

positivedoppler

Golden Member
Apr 30, 2012
1,112
174
106
I saw this same page and at first had the same reaction, but it looks like this identical figure (208W) was originally used for the R9 290X. This slide from MSI's website and this one from Club3D's website both incorrectly represent reference R9 290X cards as having 208W power usage (Club3D even says this is the maximum). It's actually 271W-282W in gaming and 309W-315W in FurMark.

I have two theories about where this incorrect 208W figure originally came from in the R9 290X slides. One is that AMD's engineers determined that a power target of 208W made for the best performance per watt, and were originally going to release the card at that. But this was based on the assumption that the only GK110 card would be the $999 Titan, so when Nvidia dropped the GTX 780, AMD had to ramp up the juice to compete, and we ended up with the power-guzzling monstrosity that Hawaii is now. The other, more prosaic theory is that it was supposed to be 280W and the 208W figure is a simple transposition error.

Tonga power consumption was dropped by 20%. If you drop Hawaii by 20%, then it would set at 200 watts. Seems reasonable given the improvement going from TSC to GF.
 

JDG1980

Golden Member
Jul 18, 2013
1,663
570
136
Tonga power consumption was dropped by 20%. If you drop Hawaii by 20%, then it would set at 200 watts. Seems reasonable given the improvement going from TSC to GF.

But there's no evidence that they went to GloFo. "Trinidad" on the R7 370 is definitely the same old TSMC Pitcairn chip we've known since 2012 (you can read the "MADE IN TAIWAN" lettering on the die in one of the MSI card pictures), and "Antigua" has the same die dimensions as Tonga (which was made by TSMC, not GloFo). Unfortunately, the evidence so far points to the 300 series consisting entirely of straight rebrands with no substantive improvements of any kind.

By the way, dropping Hawaii's power consumption by 20% would put it around 250W maximum, not 200W.
 

positivedoppler

Golden Member
Apr 30, 2012
1,112
174
106
But there's no evidence that they went to GloFo. "Trinidad" on the R7 370 is definitely the same old TSMC Pitcairn chip we've known since 2012 (you can read the "MADE IN TAIWAN" lettering on the die in one of the MSI card pictures), and "Antigua" has the same die dimensions as Tonga (which was made by TSMC, not GloFo). Unfortunately, the evidence so far points to the 300 series consisting entirely of straight rebrands with no substantive improvements of any kind.

By the way, dropping Hawaii's power consumption by 20% would put it around 250W maximum, not 200W.

http://www.anandtech.com/show/8526/nvidia-geforce-gtx-980-review/21

For Crysis 3, the power difference is about 60 watts. If AMD drops the power consumption by 50 watts, good enough to Maxwell.

GTX 980’s power consumption is lower than everything else on the board, and noticeably so. With 294W at the wall, it’s 20W less than GTX 770, 29W less than 290X,
 

Azix

Golden Member
Apr 18, 2014
1,438
67
91
Does anyone know why AMDs GPUs use so much power? My guess is compute sections that can't be turned off even while not being used.

Any link to a nice explanation and if dx12 asynch shaders would make those sections do something while gaming.
 
Feb 19, 2009
10,457
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By the way, dropping Hawaii's power consumption by 20% would put it around 250W maximum, not 200W.

Average gaming load: 230-250W for R290/X, custom variants are towards the lower end.

Dropping that by 20% puts it at ~180-210W average gaming load. That's actually competitive if its got 8GB vram and +10% performance.
 

positivedoppler

Golden Member
Apr 30, 2012
1,112
174
106
I think he means an HDMI 2.0 port, which would allow for 4K@60Hz over the HDMI cable. Useful for a lot of 4K TVs on the market.

I see...I did not know that. I guess gaming on a huge 4k TV is a pretty cool idea. I was just gonna have one good monitor in the middle and DVI two side monitors.
 

96Firebird

Diamond Member
Nov 8, 2010
5,712
316
126
http://www.anandtech.com/show/8526/nvidia-geforce-gtx-980-review/21

For Crysis 3, the power difference is about 60 watts. If AMD drops the power consumption by 50 watts, good enough to Maxwell.

GTX 980’s power consumption is lower than everything else on the board, and noticeably so. With 294W at the wall, it’s 20W less than GTX 770, 29W less than 290X,

Read the explanation below the chart. CPU is working harder to deliver more frames per second. Difference is shown when isolating the card's power consumption, such as what TPU does.
 

JDG1980

Golden Member
Jul 18, 2013
1,663
570
136
Average gaming load: 230-250W for R290/X, custom variants are towards the lower end.

Dropping that by 20% puts it at ~180-210W average gaming load. That's actually competitive if its got 8GB vram and +10% performance.

Yes, that's true - if they can pull that off. But will it still use >300W in GPGPU and FurMark?
 

Hitman928

Diamond Member
Apr 15, 2012
5,611
8,826
136
Read the explanation below the chart. CPU is working harder to deliver more frames per second. Difference is shown when isolating the card's power consumption, such as what TPU does.

Even then he used peak power for the AMD card which makes no sense. I prefer Tom's power profiling techniques, more consistent than TPU in my opinion.



You take a 290x, get it proper cooling, you're already within spitting distance of a 980. If they do get power consumption down, the difference between a 390x and 980 should be negligible. Won't be long now to find out.
 
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