TSMC catching up with Intel on leading edge process nodes

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Mar 10, 2006
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Still seems like 10 nm is just a minor density improvement for both foundries. What they are calling 7 nm now is the one that is comparable to Intel's 14 nm in terms of density.

No, it's a 2.1x density improvement in going from 16FF -> 10nm at TSMC, hardly minor.

What TSMC is doing at 7nm sounds lot like what Intel is doing at 10nm.
 

raghu78

Diamond Member
Aug 23, 2012
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Still seems like 10 nm is just a minor density improvement for both foundries. What they are calling 7 nm now is the one that is comparable to Intel's 14 nm in terms of density.

Wrong. TSMC 10nm brings a 2.1x density increase wrt TSMC 16FF+ . TSMC 7nm brings a 1.63x density increase wrt TSMC 10nm.

http://community.cadence.com/cadenc...0nm-is-ready-for-design-starts-at-this-moment

http://www.eetimes.com/document.asp?doc_id=1329217

http://www.eetimes.com/author.asp?section_id=36&doc_id=1328711&page_number=4

Logic Density = Contacted Gate Pitch x Minimum Metal Pitch (M1)

TSMC 16FF+ - 90 x 70 = 6300
Intel 14nm - 70 x 52 = 3640
TSMC 10nm - 6300 /2.1 = 3000
TSMC 7nm - 3000/1.63 = 1840
Intel 10nm - 3640 / 2 = 1820 (assuming Intel 10nm has 2x density of Intel 14nm)

So Intel 10nm and TSMC 7nm are of roughly equal transistor density.
 

raghu78

Diamond Member
Aug 23, 2012
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No, it's a 2.1x density improvement in going from 16FF -> 10nm at TSMC, hardly minor.

What TSMC is doing at 7nm sounds lot like what Intel is doing at 10nm.

yeah :thumbsup: For the first time TSMC will also have a High performance variant of their 7nm process for HPC applications.

http://www.eetimes.com/document.asp?doc_id=1329217&page_number=2

"At 7nm, the foundry will support different variants of the node for mobile, high performance computing (HPC), IoT and automotive chips. The move marks the most differentiation the foundry has ever attempted with a single process, reflecting the increasing diversity of semiconductor requirements.

Over the last few years mobile was the major driver, so we put a comprehensive ecosystem for mobile in place,” said TSMC’s Hou. “Looking forward, it’s not only about mobile but HPC, automotive and IoT, and their design needs are very different,” he said.

The 7nm platforms will have their own development kits, EDA tools and IP blocks. In addition, companies such as ARM and Imagination Technologies will provide IP reference subsystems and optimized processors to speed SoC integration and verification, said Hou.

The HPC variant will make chips that run 10-15% faster than those made in the mobile process, enabling clock trees optimized to hit 4 GHz data rates. The variant will include optimized SRAM compilers supporting L3 caches and taller standard cell libraries. Early versions of the tools and IP blocks will be available later this year."
 
Mar 10, 2006
11,715
2,012
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yeah :thumbsup: For the first time TSMC will also have a High performance variant of their 7nm process for HPC applications.

http://www.eetimes.com/document.asp?doc_id=1329217&page_number=2

"At 7nm, the foundry will support different variants of the node for mobile, high performance computing (HPC), IoT and automotive chips. The move marks the most differentiation the foundry has ever attempted with a single process, reflecting the increasing diversity of semiconductor requirements.

Over the last few years mobile was the major driver, so we put a comprehensive ecosystem for mobile in place,” said TSMC’s Hou. “Looking forward, it’s not only about mobile but HPC, automotive and IoT, and their design needs are very different,” he said.

The 7nm platforms will have their own development kits, EDA tools and IP blocks. In addition, companies such as ARM and Imagination Technologies will provide IP reference subsystems and optimized processors to speed SoC integration and verification, said Hou.

The HPC variant will make chips that run 10-15% faster than those made in the mobile process, enabling clock trees optimized to hit 4 GHz data rates. The variant will include optimized SRAM compilers supporting L3 caches and taller standard cell libraries. Early versions of the tools and IP blocks will be available later this year."

It would seem TSMC/ARM have some customers who are serious about going after Intel in servers/HPC.
 
Mar 10, 2006
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So Intel 10nm and TSMC 7nm are of roughly equal transistor density.

Yup, which makes perfect sense since both will be using SAQP for critical layers. Intel's about a year ahead, since we will probably see 10nm volume from in in Q3 2017, with big volume from TSMC 7nm arriving in 2H 2018 (iPhone 8).

The gap has certainly narrowed unless Intel has an ace up its sleeve transistor performance wise at 10nm.
 

jpiniero

Lifer
Oct 1, 2010
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Wrong. TSMC 10nm brings a 2.1x density increase wrt TSMC 16FF+ . TSMC 7nm brings a 1.63x density increase wrt TSMC 10nm.

The Cadence article is interesting, but also a year old. I think the second node inflation shenanigans happened a couple months ago. So the node the Cadence article talking about 10 nm is now what TSMC is calling 7 nm.
 

Thala

Golden Member
Nov 12, 2014
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Intel's about a year ahead, since we will probably see 10nm volume from in in Q3 2017, with big volume from TSMC 7nm arriving in 2H 2018 (iPhone 8).

Only ahead in terms of density if you take metal pitches as basis...best case. Other than that you cannot compare a 7nm node with a 10nm node and claim they are equal.
 

raghu78

Diamond Member
Aug 23, 2012
4,093
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It would seem TSMC/ARM have some customers who are serious about going after Intel in servers/HPC.

It was inevitable. The server market is one of the few consistently growing segments in the computing industry. Intel has a complete and absolute monopoly in this segment. The cost of bleeding edge and future process node development and fab building has escalated tremendously. The foundries like TSMC know that they have to go after the server market and gain share against Intel to fund their ever increasing process R&D and fab costs. 2019 is going to be very interesting as we will see TSMC 7nm products compete with Intel 10nm in server market.
 

DooKey

Golden Member
Nov 9, 2005
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Great to see some competition in the server arena. I hate having to buy 2 generation old stuff from Intel because the prices are so dang high.
 

witeken

Diamond Member
Dec 25, 2013
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No, it's a 2.1x density improvement in going from 16FF -> 10nm at TSMC, hardly minor.

TSMC 16FF+ - 90 x 70 = 6300
Intel 14nm - 70 x 52 = 3640
TSMC 10nm - 6300 /2.1 = 3000
TSMC 7nm - 3000/1.63 = 1840
Intel 10nm - 3640 / 2 = 1820 (assuming Intel 10nm has 2x density of Intel 14nm)

So Intel 10nm and TSMC 7nm are of roughly equal transistor density.

LOL, I guess it's the first time that you have more pessimistic numbers for TSMC than I. Even more surprising is that your numbers are higher (worse) even though I have NOT given TSMC a 2.1x scaling for 10nm, because that is absolutely false. TSMC claims something like 0.52x.

Intel 22nm = 7200
TSMC 16nm+ = 80 * 64 = 5120
Samsung 14nm = 4992

Intel 14nm = 70 * 52 = 3640
Samsung 10nm = 3145F
TSMC 10nm = 2662F

Intel 10nm = 1856F
TSMC 7nm = 1517F

Intel 22nm = 0.108µm² / 0.092µm² (high density)
TSMC 16nm = 0.07µm² (high density)
Samsung 14nm = 0.080µm² / 0.064µm² (high density)
Intel 14nm = 0.0588µm² / 0.0500µm²
Samsung 10nm = 0.049µm² / 0.040µm²
TSMC 10nm = 0,0364µm²F (high density)
Intel 10nm = 0.0312µm²F / 0,0272µm²F
TSMC 7nm = 0.0207µm²F (high density / -43%)
 
Last edited:
Mar 10, 2006
11,715
2,012
126
LOL, I guess it's the first time that you have more pessimistic numbers for TSMC than I. Even more surprising is that your numbers are higher (worse) even though I have NOT given TSMC a 2.1x scaling for 10nm, because that is absolutely false. TSMC claims something like 0.52x.

Intel 22nm = 7200
TSMC 16nm+ = 80 * 64 = 5120
Samsung 14nm = 4992

Intel 14nm = 70 * 52 = 3640
Samsung 10nm = 3145F
TSMC 10nm = 2662F

Intel 10nm = 1856F
TSMC 7nm = 1517F

Intel 22nm = 0.108µm² / 0.092µm² (high density)
TSMC 16nm = 0.07µm² (high density)
Samsung 14nm = 0.080µm² / 0.064µm² (high density)
Intel 14nm = 0.0588µm² / 0.0500µm²
Samsung 10nm = 0.049µm² / 0.040µm²
TSMC 10nm = 0,0364µm²F (high density)
Intel 10nm = 0.0312µm²F / 0,0272µm²F
TSMC 7nm = 0.0207µm²F (high density / -43%)

Witeken your TSMC 16FF+ numbers are wrong, the calculation should be 90*64. GIGO
 
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