Richland & Kabini rumours

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pablo87

Senior member
Nov 5, 2012
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What would be his grounds for damages? That he knowingly bought a company he knew had previously made a stupid agreement?

If you buy a lemon you don't have the right to complain its a lemon.

Unless you can claim the manufacturer of said lemon.

A stupid agreement between non arms length parties, with the same controlling shareholder hmm...

Not sure if its been noted here but Kabini's chief architect is now at samsung (see his linkedin ), also if anything, the glassdoor reviews from ex employees are getting worse, RR BELOW 50% approval.
 

Vesku

Diamond Member
Aug 25, 2005
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It's probably due to the die shrink. The GPU seems to be be the same as with th 5800K, but with a 44 Mhz higher clock.

Pretty sure Richland is still 32nm, my guess is better fine tuning. As was said, Trinity tended to have a higher than necessary default voltage so there was clock headroom available with more detailed binning.
 

Torn Mind

Lifer
Nov 25, 2012
11,902
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Pretty sure Richland is still 32nm, my guess is better fine tuning. As was said, Trinity tended to have a higher than necessary default voltage so there was clock headroom available with more detailed binning.

Yes, you are correct. Richland is 32nm.
 

Hitman928

Diamond Member
Apr 15, 2012
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Pretty sure Richland is still 32nm, my guess is better fine tuning. As was said, Trinity tended to have a higher than necessary default voltage so there was clock headroom available with more detailed binning.

Yes, Richland is 32nm. When asked about it, one of the AMD reps basically said that they've re-worked the turbo system to leave less on the table. Basically, the GPU and CPU turbos are better tailored to the load balance across the two to better utilize the full tdp available. I don't expect much from situations where both the cpu and gpu are heavily loaded. Possible a couple tweaks here and there for a very minor (1-2%) improvement in such a case.
 

Homeles

Platinum Member
Dec 9, 2011
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If GloFo finally fixed their 32nm node, we could potentially see faster FX parts as well. In fact, I don't see why the boosts made to Richland are inapplicable to Vishera, but it'd be nice to have more detailed information.
 

Idontcare

Elite Member
Oct 10, 1999
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If GloFo finally fixed their 32nm node, we could potentially see faster FX parts as well. In fact, I don't see why the boosts made to Richland are inapplicable to Vishera, but it'd be nice to have more detailed information.

330+mm^2 die clocking in at 4GHz in a 125W TDP and you are still thinking the 32nm node is borked?

Intel would love to have that kind of power and clockspeeds for a 330+ mm^2 XEON chip at 32nm.

The problem with piledriver is its microarchitecture, not the process node IMO. Getting a behemoth 330mm^2 chip to clock in at 4GHz with 125W TDP at 32nm is a miracle, second to none. Too bad it is being used to push piledriver microarchitecture instead of pushing something a little higher performing in terms of IPC/GHz like Sandy Bridge.
 

Vesku

Diamond Member
Aug 25, 2005
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Yeah, I think GloFo 32nm has been reasonable starting around the Vishera timeframe. The only reason to not be impressed is due to chip design choices at this point.
 

Homeles

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Dec 9, 2011
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330+mm^2 die clocking in at 4GHz in a 125W TDP and you are still thinking the 32nm node is borked?

Intel would love to have that kind of power and clockspeeds for a 330+ mm^2 XEON chip at 32nm.

The problem with piledriver is its microarchitecture, not the process node IMO. Getting a behemoth 330mm^2 chip to clock in at 4GHz with 125W TDP at 32nm is a miracle, second to none. Too bad it is being used to push piledriver microarchitecture instead of pushing something a little higher performing in terms of IPC/GHz like Sandy Bridge.
Hey, I wasn't the one that came up with the theory. I'm just going off the information that's been given -- that Richland's improvements are due to them tweaking the process.

I'm sure Intel would love to have resonant clock mesh, though.
 

inf64

Diamond Member
Mar 11, 2011
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330+mm^2 die clocking in at 4GHz in a 125W TDP and you are still thinking the 32nm node is borked?

Intel would love to have that kind of power and clockspeeds for a 330+ mm^2 XEON chip at 32nm.

The problem with piledriver is its microarchitecture, not the process node IMO. Getting a behemoth 330mm^2 chip to clock in at 4GHz with 125W TDP at 32nm is a miracle, second to none. Too bad it is being used to push piledriver microarchitecture instead of pushing something a little higher performing in terms of IPC/GHz like Sandy Bridge.
IMO the main problem is the massive cache on die which is there to compensate for rather under-performing memory subsystem. SR core is about to fix that with emphasis on performance per thread(they specifically mention average load latency,load to store forwarding improvements, cache power saving features etc.) . SR is probably their last chance to fix BD and make it lean and mean. If they fail ,they will not bother with EX core I'm afraid.

As for new Vishera models, now we have a "rule" of Vishera max. clock= APU max. clock x 1.05. So if Richland can make it to 4.1/4.4Ghz with 5.5% boost in GPU clocks on top of that, I'm pretty certain "new" Vishera can clock to at least 4.2Ghz stock(turbo may not exist at all or be close to it,4.3 or 4.4Ghz like on Richland). We are looking at the design and manufacturing limits when it comes to PD and clock speeds.
 
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inf64

Diamond Member
Mar 11, 2011
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What you are referring to is L3 latency and it will remain unchanged. I'm referring to average load latency which will be drastically improved(as their HC presentation states).
 

MightyMalus

Senior member
Jan 3, 2013
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Oh, yeah. L3 Latency. You are correct.

I am hoping AMD does bring GCN2 cores on Kaveri tho. They need to have the iGPU and dGPU cores be in the same generation. Just how they are bringing the new cpu core on the APU's first.

Hopefully some Richland news shows up today and the mystery of Trinity 2.0 will be known completely.
 

NTMBK

Lifer
Nov 14, 2011
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What you are referring to is L3 latency and it will remain unchanged. I'm referring to average load latency which will be drastically improved(as their HC presentation states).

Given that Kaveri is an APU, I expect it to not have and L3 (same as their current APUs). Which is one way of fixing L3 latency
 

inf64

Diamond Member
Mar 11, 2011
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Good find NTMBK! Looks like SA is again posting good info before other sites. No benchmarks though but we can expect a performance increase in line with clock bump Richland recieved. Nice info on thermal regulated boost for CPU/GPU and load detection so the bottlenecked component is not sucking power for nothing.
 

Olikan

Platinum Member
Sep 23, 2011
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Nice article about Richland up at Semiaccurate:

http://semiaccurate.com/2013/03/12/amd-goes-mobile-first-with-richland/#.UT8cDxwqysY

Most interesting thing for me is that AMD's put thermal-based Turbo into it. Explains how they can get the extra turbo headroom- should let them more accurately balance things.

they reduced power comsuption in "up to" 47% in video playback

the more i see about k15 family, the more i think that the first bulldozer was an alpha chip
 

grimpr

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Aug 21, 2007
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krumme

Diamond Member
Oct 9, 2009
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the more i see about k15 family, the more i think that the first bulldozer was an alpha chip

+1
I havnt seen anything like that before for a cpu. A bug fix, on a bug fix
When they bring the real product we sure are in for some huge gains then
 

inf64

Diamond Member
Mar 11, 2011
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Given that Kaveri is an APU, I expect it to not have and L3 (same as their current APUs). Which is one way of fixing L3 latency
Sure APU based on SR won't have L3, but 2014 Opteron probably will have it . BTW AMD annoucned that they will be making 64bit compatible ARM based Opteron models in 2014! This is a huge news since they will most likely also combine x86 and arm architecture in some sort of hybrid high performance/low power offerings. If these parts would to include the onboard GPU along with tiny ARM cores then it would be very interesting product, maybe just what AMD needs to get back in the server arena.


As for Richland, I think desktop parts will launch in parallel with mobile(maybe I'm wrong). If we see 6800K reviewed tonight then it means it will launch on the 19th with the rest of the line-up.
 
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Idontcare

Elite Member
Oct 10, 1999
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Nice article about Richland up at Semiaccurate:

http://semiaccurate.com/2013/03/12/amd-goes-mobile-first-with-richland/#.UT8cDxwqysY

Most interesting thing for me is that AMD's put thermal-based Turbo into it. Explains how they can get the extra turbo headroom- should let them more accurately balance things.

Dang, looks impressive



Regarding the "rest of system" power numbers - any idea why the system would consume 1.5W less power during 720p playback for the Richland setup versus the Trinity setup?

Shouldn't the "rest of system" power usage be identical between both setups? Unless they used different setup and did not normalize this hardware aspect?
 

krumme

Diamond Member
Oct 9, 2009
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Dang, looks impressive



Regarding the "rest of system" power numbers - any idea why the system would consume 1.5W less power during 720p playback for the Richland setup versus the Trinity setup?

Shouldn't the "rest of system" power usage be identical between both setups? Unless they used different setup and did not normalize this hardware aspect?

Is it the same FCH?, something between FCH and APU? it say (APU+FCH) in the notes.

(edit: Can more efficient power regulation play a part?)
 
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NTMBK

Lifer
Nov 14, 2011
10,322
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Regarding the "rest of system" power numbers - any idea why the system would consume 1.5W less power during 720p playback for the Richland setup versus the Trinity setup?

Shouldn't the "rest of system" power usage be identical between both setups? Unless they used different setup and did not normalize this hardware aspect?

Trinity itself took control of a lot of the power management for the whole system- it's these features that forced them to move to a new socket from Llano. They could conceivably have improved the power management algorithms for this part too, making it sleep other motherboard components more aggressively.
 

Homeles

Platinum Member
Dec 9, 2011
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Trinity itself took control of a lot of the power management for the whole system- it's these features that forced them to move to a new socket from Llano.
Do you have a source on that? I'd be really interested in reading it
 
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