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|manufacturer 2=TSMC | |manufacturer 2=TSMC | ||
|introduction=July 2019 | |introduction=July 2019 | ||
− | |process= | + | |process=14 nm |
− | |process 2= | + | |process 2=7 nm |
− | |process 3 | + | |process 3=12 nm |
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|type=Superscalar | |type=Superscalar | ||
|oooe=Yes | |oooe=Yes | ||
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|extension 27=UMIP | |extension 27=UMIP | ||
|extension 28=CLZERO | |extension 28=CLZERO | ||
− | |core name | + | |core name=Rome |
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|predecessor=Zen+ | |predecessor=Zen+ | ||
|predecessor link=amd/microarchitectures/zen+ | |predecessor link=amd/microarchitectures/zen+ | ||
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|successor link=amd/microarchitectures/zen 3 | |successor link=amd/microarchitectures/zen 3 | ||
}} | }} | ||
− | '''Zen 2''' is [[AMD]]'s successor to {{\\|Zen+}}, and is a [[7 nm process]] [[microarchitecture]] for mainstream mobile, desktops, workstations, and servers. Zen 2 | + | '''Zen 2''' is [[AMD]]'s successor to {{\\|Zen+}}, and is a [[7 nm process]] [[microarchitecture]] for mainstream mobile, desktops, workstations, and servers. Zen 2 will eventually be replaced by {{\\|Zen 3}}. |
For performance desktop and mobile computing, Zen is branded as {{amd|Athlon}}, {{amd|Ryzen 3}}, {{amd|Ryzen 5}}, {{amd|Ryzen 7}}, {{amd|Ryzen 9}}, and {{amd|Ryzen Threadripper}} processors. For servers, Zen is branded as {{amd|EPYC}}. | For performance desktop and mobile computing, Zen is branded as {{amd|Athlon}}, {{amd|Ryzen 3}}, {{amd|Ryzen 5}}, {{amd|Ryzen 7}}, {{amd|Ryzen 9}}, and {{amd|Ryzen Threadripper}} processors. For servers, Zen is branded as {{amd|EPYC}}. | ||
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[[File:amd zen2-3 roadmap.png|thumb|right|Zen 2 on the roadmap]] | [[File:amd zen2-3 roadmap.png|thumb|right|Zen 2 on the roadmap]] | ||
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{| class="wikitable" | {| class="wikitable" | ||
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|- | |- | ||
| {{amd|Renoir|l=core}} || Up to 8/16 || Mainstream APUs with {{\\|Vega}} GPUs | | {{amd|Renoir|l=core}} || Up to 8/16 || Mainstream APUs with {{\\|Vega}} GPUs | ||
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|} | |} | ||
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! colspan="11" | Mainstream | ! colspan="11" | Mainstream | ||
|- | |- | ||
− | | [[File:amd ryzen 3 logo.png|75px|link=Ryzen 3]] || {{amd|Ryzen 3}} || Entry level Performance || [[quad-core|Quad]] | + | | [[File:amd ryzen 3 logo.png|75px|link=Ryzen 3]] || {{amd|Ryzen 3}} || Entry level Performance || [[quad-core|Quad]] || {{tchk|yes}} || {{tchk|yes}} || {{tchk|yes}} || {{tchk|no}} || {{tchk|yes}} || {{tchk|no}} |
|- | |- | ||
− | | [[File:amd ryzen 5 logo.png|75px|link=Ryzen 5]] || {{amd|Ryzen 5}} || Mid-range Performance || [[hexa-core|Hexa]] || {{tchk|yes}} || {{tchk|yes}} || {{tchk| | + | | [[File:amd ryzen 5 logo.png|75px|link=Ryzen 5]] || {{amd|Ryzen 5}} || Mid-range Performance || [[hexa-core|Hexa]] || {{tchk|yes}} || {{tchk|yes}} || {{tchk|yes}} || {{tchk|no}} || {{tchk|yes}} || {{tchk|no}} |
|- | |- | ||
− | | [[File:amd ryzen 7 logo.png|75px|link=Ryzen 7]] || {{amd|Ryzen 7}} || High-end Performance || [[octa-core|Octa]] || {{tchk|yes}} || {{tchk|yes}} || {{tchk| | + | | [[File:amd ryzen 7 logo.png|75px|link=Ryzen 7]] || {{amd|Ryzen 7}} || High-end Performance || [[octa-core|Octa]] || {{tchk|yes}} || {{tchk|yes}} || {{tchk|yes}} || {{tchk|no}} || {{tchk|yes}} || {{tchk|no}} |
|- | |- | ||
− | | [[File:amd ryzen 9 logo.png|75px|link=Ryzen 9]] || {{amd|Ryzen 9}} || High-end Performance || [[12 cores|12]]-[[16 cores|16]] | + | | [[File:amd ryzen 9 logo.png|75px|link=Ryzen 9]] || {{amd|Ryzen 9}} || High-end Performance || [[12 cores|12]]-[[16 cores|16]] || {{tchk|yes}} || {{tchk|yes}} || {{tchk|yes}} || {{tchk|no}} || {{tchk|yes}} || {{tchk|no}} |
|- | |- | ||
! colspan="10" | Enthusiasts / Workstations | ! colspan="10" | Enthusiasts / Workstations | ||
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! colspan="10" | Embedded / Edge | ! colspan="10" | Embedded / Edge | ||
|- | |- | ||
− | | [[File:epyc embedded logo.png|75px|link=amd/epyc embedded]] || {{amd|EPYC Embedded}} || Embedded / Edge Server Processor || | + | | [[File:epyc embedded logo.png|75px|link=amd/epyc embedded]] || {{amd|EPYC Embedded}} || Embedded / Edge Server Processor || colspan="8" | ? |
|- | |- | ||
− | | [[File:ryzen embedded logo.png|75px|link=amd/ryzen embedded]] || {{amd|Ryzen Embedded}} || Embedded APUs || | + | | [[File:ryzen embedded logo.png|75px|link=amd/ryzen embedded]] || {{amd|Ryzen Embedded}} || Embedded APUs || colspan="8" | ? |
|} | |} | ||
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== Process technology == | == Process technology == | ||
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− | + | === Key changes from {{\\|Zen+}} === | |
* [[7 nm process]] (from [[12 nm]]) | * [[7 nm process]] (from [[12 nm]]) | ||
** I/O die utilizes [[12 nm]] | ** I/O die utilizes [[12 nm]] | ||
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Furthermore, the User-Mode Instruction Prevention ({{x86|UMIP}}) extension. | Furthermore, the User-Mode Instruction Prevention ({{x86|UMIP}}) extension. | ||
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=== Block Diagram === | === Block Diagram === | ||
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=== Server I/O Die === | === Server I/O Die === | ||
− | * GlobalFoundries [[14_nm_lithography_process | + | * GlobalFoundries [[14_nm_lithography_process|14-nanometer process]] |
* 8,340,000,000 transistors<ref name="isscc2020p-chiplet"/><ref name="isscc2020j-chiplet"/> | * 8,340,000,000 transistors<ref name="isscc2020p-chiplet"/><ref name="isscc2020j-chiplet"/> | ||
* 416 mm² die size<ref name="isscc2020p-chiplet"/><ref name="isscc2020j-chiplet"/> | * 416 mm² die size<ref name="isscc2020p-chiplet"/><ref name="isscc2020j-chiplet"/> |
Facts about "Zen 2 - Microarchitectures - AMD"
codename | Zen 2 + |
core count | 4 +, 6 +, 8 +, 12 +, 16 +, 24 +, 32 + and 64 + |
designer | AMD + |
first launched | July 2019 + |
full page name | amd/microarchitectures/zen 2 + |
instance of | microarchitecture + |
instruction set architecture | x86-64 + |
manufacturer | TSMC + and GlobalFoundries + |
microarchitecture type | CPU + |
name | Zen 2 + |
pipeline stages | 19 + |