AMD Zen “RYZEN” CPUs Detailed – 8 Cores, 3.4Ghz+ & Auto Overclocking With “XFR”

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TemjinGold

Diamond Member
Dec 16, 2006
3,050
65
91
It's the most interesting feature, and they couldn't demo it?

Why not run the bench with and without it? They could do it without revealing clock speeds if that's what they want kept secret.
I'll bet probably because it's not working 100% yet. Otherwise, why not a Jan 2017 release?
 

LTC8K6

Lifer
Mar 10, 2004
28,520
1,575
126
Could be that within that TDP that clock is the max for all threads so turbo would not add anything,so it's more dramatic to show the test without turbo and let peoples imaginations run wild.
If I have Turbo disabled, is XFR also disabled?
 

nathanddrews

Graphics Cards, CPU Moderator
Aug 9, 2016
965
534
136
www.youtube.com
I didn't watch the stream. They compared twitch streaming on Dota2 @1080p on a skylake vs ryzen? What was the GPU? How taxed were the CPUs during this? Were they using comparable motherboards/memory types? Did they actually bring up anything at all about this?
Yes, they did. All systems were "identical except CPU and mobo". No dGPUs as already stated, CPU/APU/IGP only... but I thought the 6900K didn't have IGP? Otherwise, not sure how it went down.
 

Paul98

Diamond Member
Jan 31, 2010
3,732
199
106
I am most interested in boost clocks and price now. For gaming using single, through quad core I would expect a good bit higher clocks.
 

Paul98

Diamond Member
Jan 31, 2010
3,732
199
106
Could be that within that TDP that clock is the max for all threads so turbo would not add anything,so it's more dramatic to show the test without turbo and let peoples imaginations run wild.

I wouldn't expect the boost at all when pushing all 16 threads.
 

Exist50

Platinum Member
Aug 18, 2016
2,452
3,101
136
Yes, they did. All systems were "identical except CPU and mobo". No dGPUs as already stated, CPU/APU/IGP only... but I thought the 6900K didn't have IGP? Otherwise, not sure how it went down.

Uh, no. Ryzen doesn't have any graphics. These were the 480 systems IIRC.
 
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sirmo

Golden Member
Oct 10, 2011
1,014
391
136
I didn't watch the stream. They compared twitch streaming on Dota2 @1080p on a skylake vs ryzen? What was the GPU? How taxed were the CPUs during this? Were they using comparable motherboards/memory types? Did they actually bring up anything at all about this?
People are reading too much into that comparison. It wasn't a benchmark. It was more of a why 8c/16t is advantageous demo. It lets you basically software encode high bitrate Dota 2 stream without choking. It just showed that Ryzen handles it like a champ, no numbers were discussed.

And this is true. Yes you can use GPU or QuickSync encoding, but if you were to use software encoding (which produces better quality for a given bitrate).. with 8 cores you can do that too.

The advantage AMD was demonstrating is true for both the 8c Ryzen part as it is for the 8c 6900k.
 

[DHT]Osiris

Lifer
Dec 15, 2015
14,624
12,757
146
People are reading too much into that comparison. It wasn't a benchmark. It was more of a why 8c/16t is advantageous demo. It lets you basically software encode high bitrate Dota 2 stream without choking. It just showed that Ryzen handles it like a champ, no numbers were discussed.

And this is true. Yes you can use GPU or QuickSync encoding, but if you were to use software encoding (which produces better quality for a given bitrate).. with 8 cores you can do that too.

Der? Couldn't you just restrict DOTA to 3 cores and let the 4th handle streaming then? What happens if DOTA releases a patch making it use 8 cores? How well does Ryzen stream Watchdogs 2 vs Skylake?

This seems like a pretty garbage press release, even from a tech perspective (which is traditionally garbage). At least there weren't any wood screws I guess?
 

sirmo

Golden Member
Oct 10, 2011
1,014
391
136
Der? Couldn't you just restrict DOTA to 3 cores and let the 4th handle streaming then? What happens if DOTA releases a patch making it use 8 cores? How well does Ryzen stream Watchdogs 2 vs Skylake?

This seems like a pretty garbage press release, even from a tech perspective (which is traditionally garbage). At least there weren't any wood screws I guess?
That's the point 4 cores aren't enough for the given workload demonstrated. It wasn't an AMD vs Intel thing as much as an 8c vs 4c thing, and yes Ryzen can handle that too.
 
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TheELF

Diamond Member
Dec 22, 2012
3,993
744
126
Der? Couldn't you just restrict DOTA to 3 cores and let the 4th handle streaming then?
They could also just use vsync or frame rate limit like in every other thing they showed instead of letting the game run at hundreds of FPS just so they can claim that it drops frames in the recording.
 
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antihelten

Golden Member
Feb 2, 2012
1,764
274
126
It's the most interesting feature, and they couldn't demo it?

Why not run the bench with and without it? They could do it without revealing clock speeds if that's what they want kept secret.

I'm not really sure I would call boost the most interesting feature.

Either way though, doing a trickle of PR up until the final launch is pretty much marketing 101, when it comes to building hype. You don't want to blow your entire wad in one go. So AMD keeping some info back might be annoying from an enthusiast point of view, but it's perfectly understandable from AMD's point of view.

If I have Turbo disabled, is XFR also disabled?

To be more precise, Lisa Su didn't just say that Ryzen was running without boost in the demo, she also specifically said that it was running at 3.4 GHz, so that would also exclude XFR (especially since XFR comes on top of normal boost)
 
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Azix

Golden Member
Apr 18, 2014
1,438
67
91
It's the most interesting feature, and they couldn't demo it?

Why not run the bench with and without it? They could do it without revealing clock speeds if that's what they want kept secret.

I'll bet probably because it's not working 100% yet. Otherwise, why not a Jan 2017 release?

it could be its not finalized. Its variable boost like with nvidia GPUs. Depends on your cooling etc. So there is some uncertainty there. Maybe they will finalize a 3.7 minimum boost later or just keep it at 3.4Ghz+
 
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[DHT]Osiris

Lifer
Dec 15, 2015
14,624
12,757
146
That's the point 4 cores aren't enough for the given workload demonstrated. It wasn't an AMD vs Intel thing as much as an 8c vs 4c thing, and yes Ryzen can handle that too.


No, sorry, that doesn't cut the mustard. When you're livestreaming your new product and you show 'your product' and a comparison against 'your only competitor's product(s)', you're doing an us vs them comparison. Especially disingenuous displaying 'new hotness' vs 'competitors slightly more expensive than ours!' 6700k vs 'competitors SUPER MORE EXPENSIVE THAN OURS but on par with ours' 6900k. Where was the comparison to random xeons? How about a nice x5650? Bet that'd twitchstream DOTA just fine.

EDIT: On that topic, where was the comparison to literally any quad-core AMD processor? Sorry, is the comparison only applicable if you're comparing it against your competitor? Or should we drop the pretense and just state they're trying to sell it as 'cheaper than skylake, as good as broadwell-e'?
 

antihelten

Golden Member
Feb 2, 2012
1,764
274
126
No, sorry, that doesn't cut the mustard. When you're livestreaming your new product and you show 'your product' and a comparison against 'your only competitor's product(s)', you're doing an us vs them comparison. Especially disingenuous displaying 'new hotness' vs 'competitors slightly more expensive than ours!' 6700k vs 'competitors SUPER MORE EXPENSIVE THAN OURS but on par with ours' 6900k. Where was the comparison to random xeons? How about a nice x5650? Bet that'd twitchstream DOTA just fine.

EDIT: On that topic, where was the comparison to literally any quad-core AMD processor? Sorry, is the comparison only applicable if you're comparing it against your competitor? Or should we drop the pretense and just state they're trying to sell it as 'cheaper than skylake, as good as broadwell-e'?

People who stream DOTA2, generally don't buy 6900K or x5650 CPUs, so comparing to those is arguably misleading. Instead AMD choose a more relevant CPU in the form of the 6700K. To be honest an i5 or even i3 CPU would have been even more appropriate for this usage scenario, but then we are probably getting down into pricing territory where the 8 core Ryzen can't compete.

6900K (and x5650 for that matter) are perfectly relevant for Blender and Handbrake workloads on the other hand, hence it makes sense to compare to this chip here.
 

Azix

Golden Member
Apr 18, 2014
1,438
67
91
No, sorry, that doesn't cut the mustard. When you're livestreaming your new product and you show 'your product' and a comparison against 'your only competitor's product(s)', you're doing an us vs them comparison. Especially disingenuous displaying 'new hotness' vs 'competitors slightly more expensive than ours!' 6700k vs 'competitors SUPER MORE EXPENSIVE THAN OURS but on par with ours' 6900k. Where was the comparison to random xeons? How about a nice x5650? Bet that'd twitchstream DOTA just fine.

EDIT: On that topic, where was the comparison to literally any quad-core AMD processor? Sorry, is the comparison only applicable if you're comparing it against your competitor? Or should we drop the pretense and just state they're trying to sell it as 'cheaper than skylake, as good as broadwell-e'?

Might not be cheaper than skylake. it seems the most expensive will be between 6700k and 6900k. So its faster than i7 quad, as fast as 8 core, priced in between.

No point comparing to AMD processors. they are going for intel's market share.
 

[DHT]Osiris

Lifer
Dec 15, 2015
14,624
12,757
146
People who stream DOTA2, generally don't buy 6900K or x5650 CPUs, so comparing to those is arguably misleading. Instead AMD choose a more relevant CPU in the form of the 6700K. To be honest an i5 or even i3 CPU would have been even more appropriate for this usage scenario, but then we are probably getting down into pricing territory where the 8 core Ryzen can't compete.

6900K (and x5650 for that matter) are perfectly relevant for Blender and Handbrake workloads on the other hand, hence it makes sense to compare to this chip here.

A x5650 can be had for $50 and is a popular upgrade for folks with aging hardware (gen1 i7's for instance), which is *exactly* the market that DOTA/blizzard target, cuz the games run on toasters. And yeah using a 6900k as an example for an 8c is extremely disingenuous if you're not going to do some kind of actual comparisons between the chips, it's a completely useless presentation. Saying 8c can do multi-threaded workloads better than a 4c is an obvious statement, and they didn't need a presentation for that. I suppose next they'll show us a power usage chart vs a q6800?

No point comparing to AMD processors. they are going for intel's market share.

Yeah, my problem is they're dressing it up as an us vs them without actually bringing anything to the table. If the chip isn't ready for benchmarks, don't try to step up against your competitor. If it is, release some damn numbers, instead of posturing.
 

sirmo

Golden Member
Oct 10, 2011
1,014
391
136
No, sorry, that doesn't cut the mustard. When you're livestreaming your new product and you show 'your product' and a comparison against 'your only competitor's product(s)', you're doing an us vs them comparison. Especially disingenuous displaying 'new hotness' vs 'competitors slightly more expensive than ours!' 6700k vs 'competitors SUPER MORE EXPENSIVE THAN OURS but on par with ours' 6900k. Where was the comparison to random xeons? How about a nice x5650? Bet that'd twitchstream DOTA just fine.

EDIT: On that topic, where was the comparison to literally any quad-core AMD processor? Sorry, is the comparison only applicable if you're comparing it against your competitor? Or should we drop the pretense and just state they're trying to sell it as 'cheaper than skylake, as good as broadwell-e'?
I think you're getting worked up over nothing. It's a marketing demo.. of course they are going to show the advantage of 8 cores, and demonstrated why anyone might be interested in an 8 core CPU compared to the most common CPU everyone else have, a quad core.

You have so much CPU power that you can software encode your streams at high bitrate. Nothing about that is false.
 

antihelten

Golden Member
Feb 2, 2012
1,764
274
126
A x5650 can be had for $50 and is a popular upgrade for folks with aging hardware (gen1 i7's for instance)

I very much doubt the x5650 is a popular choice compared to your standard i3s and i5s (and even Celerons/Pentiums) in this area. It may very well be a good choice, but unless you have data to show otherwise, I would bet that only a tiny niche of DOTA2 players are actually using it.
 

[DHT]Osiris

Lifer
Dec 15, 2015
14,624
12,757
146
I think you're getting worked up over nothing. It's a marketing demo.. of course they are going to show the advantage of 8 cores, and demonstrated why anyone might be interested in an 8 core CPU compared to the most common CPU everyone else have, a quad core.

I probably am. But why have a marketing demo about that of all things. We've had 8 core CPUs for ages. It's like apple showing off that the next iphone has a screen. Not just a screen, but a screen made of transparent glass!
 

[DHT]Osiris

Lifer
Dec 15, 2015
14,624
12,757
146
I very much doubt the x5650 is a popular choice compared to your standard i3s and i5s (and even Celerons/Pentiums) in this area. It may very well be a good choice, but unless you have data to show otherwise, I would bet that only a tiny niche of DOTA2 players are actually using it.

It's popular because it's +50% cores over a Gen1 i7, performs admirably, overclocks well, and doesn't require the user buy a new motherboard, ram, possibly PSU, possibly video card (depending on existing layout). It's a great mod for an older build that doesn't require you to change anything else.
 

superstition

Platinum Member
Feb 2, 2008
2,219
221
101
EDIT: On that topic, where was the comparison to literally any quad-core AMD processor? Sorry, is the comparison only applicable if you're comparing it against your competitor? Or should we drop the pretense and just state they're trying to sell it as 'cheaper than skylake, as good as broadwell-e'?
Given that 8/4 FX CPUs are showing no improvement from the additional 4 integer cores vis-à-vis my 4 core/thread 2009 Lynnfield in that Blender test...
 

sirmo

Golden Member
Oct 10, 2011
1,014
391
136
I probably am. But why have a marketing demo about that of all things. We've had 8 core CPUs for ages. It's like apple showing off that the next iphone has a screen. Not just a screen, but a screen made of transparent glass!
4+ cores are a fringe market though. Have you looked at Steam hardware survey?





I would imagine AMD wants to push the market into the direction of more cores. I think it's a good thing, because a wider adoption of many cores means more multithreaded software support in the future. GPUs are not slowing down anytime soon, so it's time CPUs kept up.

Also Intel is really not helping with $1000 8 cores.
 
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