It is official AMD skips 20nm and jumps to 14nm
Although this was a rumor for a long time now we now know that AMD skips 20nm and jumps onto a 14nm fabrication node for their 2016 GPUs. Yields in the 20nm have been a massive failure and as such many manufacturers are skipping that 20nm node.
The AMD Radeon 2016 line-up tagged under code-name Arctic islands as such will jump straight towards 14nm FinFET technology with stacked graphics memory dubbed HBM. as expreview reports. A huge jump considering the current products are still at 28nm. What this means is a smaller die and lower voltages. E.g. a Hawaii GPU would be precisely half the size of what it currently is.
Currently Intel and Samsung are the only nodes that can offer 14 nm production, so it will be interesting to see where the wafers will be baked. For example, Intel is manufacturing "Broadwell" CPUs on 14nm and Samsung is manufacturing the Exynos 7 SoCs on 14nm.
It will be interesting to see how the lineup of 2015 shapes up to be, but expect 28nm parts.
AMD Greenland will be the R9 400 Series Flagship in 2016.
From that new lineup, the Greenland GPU would be AMD’s first GPU to be built on the 14nm likely fabbed by Gloablfoundries. It would be the flagship GPU dubbed the R9 400 series which will be tied to second generation High Bandwidth Memory (stacked memory).
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What about their cpu's?
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Those will be 14nm too. They are going to 14nm with both. For next-gen. Maybe some 16nm parts for cpus.
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Well, i dont know if it is really a news, we was all know that 20nm was skipped 1 year ago...
Yeah, give us Franz Joseph Land!

On a more serious note, I don't even want to know how much money they lost when trying to get 20nm working. We'll see how AMDs 14nm takes on Nvidias 16nm GPUs...
Well looking at last informations, Nvidia is going too to Samsung fundries for 14nm, following, Qualcomm, Apple and nearly every actor of the industry.
The question is to know if we are speaking about SOC only ( tegra, Snapdragon 820, A9x ) or are we speaking too about the GPU's.
As for AMD, well Samsung and GLOFO have a complete collaboration, consortium together since years ( Common Plateform ), and Glofo / Samsung build their process for get the same nodes, same installation on their own fundries.. This collaboration have again up a notch for 14nm..
( i ask me at what level is involved AMD in this collaboration, the common plateform have been largely initiated by them with actors of the HSA fundation, including TI, Mediatek, Imagineon, Qualcom, ARM, Samsung etc )
2016 dont really take a good road for TSMC: every major actors who was doing volumes production of SOC in TSMC have announce move to Samsung / Glofo 14nm nodes. I start to ask me what is left on TSMC outside ARM SOC prototype.
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Ah, I thought nvidia would move to 16nm next, not cut the chase towards 14nm. And I'm only talking about GPUs, no Tegra chips

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20 nm is FAIL!?! It'll be skipped to 14 nm!?! wtf? But 14 nm is better for faster and colder.