imported>InternetArchiveBot：补救12个来源，并将0个来源标记为失效。) #IABot (v2.0.9.5

2025-02-03T22:52:46Z

补救12个来源，并将0个来源标记为失效。) #IABot (v2.0.9.5

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{{Infobox CPU|name=ARM Cortex-A720|fast-unit=|image_size=|alt=|caption=|produced-start=2023|produced-end=|soldby=|designfirm=[[ARM Ltd.]]|manuf1=|cpuid=|code=|slowest=|fastest=|dmi-fastest=|image=|fsb-slowest=|fsb-fastest=|fsb-slow-unit=|fsb-fast-unit=|hypertransport-slowest=|hypertransport-fastest=|hypertransport-slow-unit=|hypertransport-fast-unit=|qpi-slowest=|qpi-fastest=|qpi-slow-unit=|qpi-fast-unit=|dmi-slowest=|slow-unit=|dmi-slow-unit=|instructions=|address-width=|virtual-width=|l1cache=每个核心 {{Nowrap|64/128 [[Kibibyte|KiB]]}} {{Small|(具有奇偶校验的{{Nowrap|32/64 KiB}} [[I-cache]]，{{Nowrap|32/64 KiB}} [[D-cache]])}}|l2cache=每个核心 {{Nowrap|128–512 KiB}}|l3cache={{Nowrap|512 KiB – 32 MiB}} {{Small|（可选）}}|l4cache=|llcache=|application=|size-from=|size-to=|arch=[[ARMv9.2-A]]|microarch=ARM Cortex-A720|dmi-fast-unit=|data-width=|extensions=|transistors=|numcores=|gpu=|co-processor=|pack1=|sock1=|core1=|pcode1="Hunter"|model1=|brand1=|variant=[[ARM Cortex-X4]]
|predecessor=[[ARM Cortex-A715]]|successor=[[ARM Cortex-A725]]}}

'''ARM Cortex-A720'''是在TCS23（全面计算解决方案）上公布的Arm的一款CPU核心型号<ref>{{Cite web |last=Dahad |first=Nitin |date=2023-06-02 |title=Arm Total Compute Solution 2023 targets premium smartphones |url=https://www.embedded.com/arm-launches-total-compute-solution-2023-for-premium-smartphones/ |access-date=2024-01-17 |website=Embedded.com |language=en-US |archive-date=2024-01-17 |archive-url=https://web.archive.org/web/20240117222916/https://www.embedded.com/arm-launches-total-compute-solution-2023-for-premium-smartphones/ |dead-url=no }}</ref>，它是CPU核心[[ARM Cortex-A715]]的继任者。Cortex-A700 CPU核心系列通常专注于高性能和能效，这款CPU核心可以与其家族中的其他核心如[[ARM Cortex-X4]]或者和[[ARM Cortex-A520]]配合使用，形成一个CPU集群（簇）。它可以作为“[[ARM big.LITTLE|big]]”核心或“[[ARM big.LITTLE|LITTLE]]”核心使用。<ref>{{Cite web |date=2023-05-29 |title=New Arm Cortex-A720 and Cortex-A520 CPUs launched - Announcements - Arm Community blogs - Arm Community |url=https://community.arm.com/arm-community-blogs/b/announcements/posts/arm-cortex-a720-and-cortex-a520-cpus |access-date=2023-09-16 |website=community.arm.com |language=en |archive-date=2025-01-21 |archive-url=https://web.archive.org/web/20250121185935/https://community.arm.com/arm-community-blogs/b/announcements/posts/arm-cortex-a720-and-cortex-a520-cpus |dead-url=no }}</ref><ref>{{Cite web |title=Cortex-A720 |url=https://developer.arm.com/Processors/Cortex-A720 |access-date=2023-09-16 |website=developer.arm.com |archive-date=2024-05-20 |archive-url=https://web.archive.org/web/20240520235806/https://developer.arm.com/Processors/Cortex-A720 |dead-url=no }}</ref><ref name=":0">{{Cite web |last=Bonshor |first=Gavin |title=Arm Unveils 2023 Mobile CPU Core Designs: Cortex-X4, A720, and A520 - the Armv9.2 Family |url=https://www.anandtech.com/show/18871/arm-unveils-armv92-mobile-architecture-cortex-x4-a720-and-a520-64bit-exclusive |access-date=2023-06-06 |website=www.anandtech.com |archive-date=2024-05-16 |archive-url=https://web.archive.org/web/20240516064141/https://www.anandtech.com/show/18871/arm-unveils-armv92-mobile-architecture-cortex-x4-a720-and-a520-64bit-exclusive |dead-url=no }}</ref><ref>{{Cite web |date=2017-05-31 |title=A closer look at ARM’s new Cortex-A75 and Cortex-A55 CPUs |url=https://www.androidauthority.com/arm-cortex-a75-cortex-a55-breakdown-770380/ |access-date=2023-06-06 |website=Android Authority |language=en |archive-date=2023-02-09 |archive-url=https://web.archive.org/web/20230209024544/https://www.androidauthority.com/arm-cortex-a75-cortex-a55-breakdown-770380/ |dead-url=no }}</ref><ref>{{Cite web |date=2023-05-28 |title=Arm Introduces A New Big Core, The Cortex-A720 |url=https://fuse.wikichip.org/news/7529/arm-introduces-a-new-big-core-the-cortex-a720/ |access-date=2023-06-06 |website=WikiChip Fuse |language=en-US |archive-date=2024-12-10 |archive-url=https://web.archive.org/web/20241210123412/https://fuse.wikichip.org/news/7529/arm-introduces-a-new-big-core-the-cortex-a720/ |dead-url=no }}</ref><ref>{{Cite web |date=2023-05-29 |title=TCS23: The complete platform for consumer computing - Announcements - Arm Community blogs - Arm Community |url=https://community.arm.com/arm-community-blogs/b/announcements/posts/third-generation-total-compute-solutions |access-date=2023-09-16 |website=community.arm.com |language=en |archive-date=2024-02-23 |archive-url=https://web.archive.org/web/20240223132312/https://community.arm.com/arm-community-blogs/b/announcements/posts/third-generation-total-compute-solutions |dead-url=no }}</ref>

== 与[[ARM Cortex-A715]]相比的架构变化 ==

* 与[[ARM Cortex-A715|Cortex-A715]]相比，峰值性能提高了15%
* 可以缩小到与[[Cortex-A78]]相同的尺寸，同时性能提高了10%
* 二级缓存命中延迟减少到9个周期（从10个周期减少）
* 预测错误延迟减少到1个周期（从12个周期减少）<ref name=":0" />
* 二级缓存带宽增加了2倍
* 与A78相比，没有面积成本的面积优化配置
* DSU-120
** 最多可支持14个核心（从12个核心增加）
** 共享三级缓存最多可达32 MiB（从16 MiB增加）
* 更新至ARMv9.2

== 微架构对比 ==
{| class="wikitable"
!微架构
![[Cortex-A78]]
![[ARM Cortex-A710|Cortex-A710]]
![[ARM Cortex-A715|Cortex-A715]]
!Cortex-A720
|-
!峰值[[时钟频率]]
| colspan="4" |~3.0 GHz
|-
!解码宽度
| colspan="2" |4
| colspan="2" |5
|-
!派遣
|6/周期
| colspan="2" |5/周期<ref>{{Cite web |date=2021-05-25 |title=Arm Cortex-X2, A710, and A510 deep dive: New Armv9 CPU designs explained |url=https://www.androidauthority.com/arm-cortex-x2-a710-a510-1225203/ |access-date=2023-06-06 |website=Android Authority |language=en |archive-date=2025-01-30 |archive-url=https://web.archive.org/web/20250130215141/https://www.androidauthority.com/arm-cortex-x2-a710-a510-1225203/ |dead-url=no }}</ref>
|?
|-
!最大在途指令数
|160
|?
|192+<ref>{{Cite web |date=2022-06-28 |title=Arm Introduces The Cortex-A715 |url=https://fuse.wikichip.org/news/6853/arm-introduces-the-cortex-a715/ |access-date=2023-09-16 |website=WikiChip Fuse |language=en-US |archive-date=2024-10-01 |archive-url=https://web.archive.org/web/20241001060251/https://fuse.wikichip.org/news/6853/arm-introduces-the-cortex-a715/ |dead-url=no }}</ref>
|?
|-
!L0 (Mops条目)
| colspan="2" |1536<ref>{{Cite web |last=Frumusanu |first=Andrei |title=Arm's New Cortex-A78 and Cortex-X1 Microarchitectures: An Efficiency and Performance Divergence |url=https://www.anandtech.com/show/15813/arm-cortex-a78-cortex-x1-cpu-ip-diverging |access-date=2023-06-06 |website=www.anandtech.com |archive-date=2022-04-08 |archive-url=https://web.archive.org/web/20220408045418/https://www.anandtech.com/show/15813/arm-cortex-a78-cortex-x1-cpu-ip-diverging |dead-url=no }}</ref><ref name=":1">{{Cite web |title=Documentation – Arm Developer |url=https://developer.arm.com/documentation/101800/0201/Technical-overview/Core-components |access-date=2023-06-06 |website=developer.arm.com |archive-date=2023-06-06 |archive-url=https://web.archive.org/web/20230606151653/https://developer.arm.com/documentation/101800/0201/Technical-overview/Core-components |dead-url=no }}</ref><ref>{{Cite web |title=Documentation – Arm Developer |url=https://developer.arm.com/documentation/102530/0001/Technical-overview/Core-components?lang=en |access-date=2023-06-06 |website=developer.arm.com |archive-date=2024-04-26 |archive-url=https://web.archive.org/web/20240426201713/https://developer.arm.com/documentation/102530/0001/Technical-overview/Core-components?lang=en |dead-url=no }}</ref>
| colspan="2" |0
|-
!'''L1-I + L1-D'''
| colspan="4" |32/64+32/64 KiB
|-
!L2
| colspan="4" |128–512 KiB
|-
!L3
|0–8 MiB
| colspan="2" |0–16 MiB
|0–32 MiB
|-
!AArch
| colspan="2" |[[32-bit computing|32-bit]]和[[64-bit computing|64-bit]]
| colspan="2" |[[64-bit computing|64-bit]]
|-
![[指令集架構|指令集架构]]
|[[AArch64#ARMv8.2-A|ARMv8.2-A]]
| colspan="2" |[[ARMv9.0-A]]
|[[AArch64#ARMv8.7-A and ARMv9.2-A|ARMv9.2-A]]
|}

== 另见 ==
* [[ARM Cortex-X4]]，相关的高性能微架构
* [[ARM Cortex-A520]]，相关的高能效微架构

== 参考资料 ==
{{Reflist}}

{{ARM晶片}}

{{improve categories|date=June 2023}}

[[Category:ARM架構]]

ARM Cortex-A720 - 版本历史

imported>InternetArchiveBot：​补救12个来源，并将0个来源标记为失效。) #IABot (v2.0.9.5

imported>InternetArchiveBot：补救12个来源，并将0个来源标记为失效。) #IABot (v2.0.9.5