VideoCore
VideoCore 是一个由Alphamosaic Ltd开发并且现在被Broadcom拥有的低功耗移动多媒体指令集架构。二维的DSP架构使其在软件中可以灵活且高效地编解码多媒体数据的同时保持低功耗。[1]该IP核目前仅在Broadcom的SoC中被使用。
技术信息
使用VideoCore 核心的SoC
SoC | GPU | CPU | 最大解像度 | 使用的设备 | ||||
---|---|---|---|---|---|---|---|---|
架构名称 | 时钟(MHz) | 指令集 | 微架构 | 核心数 | 时钟(MHz) | |||
VC01 | VideoCore 1 | None | CIF | 列表
| ||||
BCM2702 (VC02) | VideoCore 2 | None | SD PAL/NTSC | 列表
| ||||
BCM2705 (VC05) | VideoCore 2 | None | SD PAL/NTSC | |||||
BCM2091 | VideoCore 4 | None | 未定义 | |||||
BCM2722 | VideoCore 2 | None | SD PAL/NTSC | 列表 | ||||
BCM2724 | VideoCore 2 | None | SD PAL/NTSC | |||||
BCM2727(页面存档备份,存于互联网档案馆) | VideoCore 3 | None | HD 720p | 列表 | ||||
BCM11181 | VideoCore 3 | None | HD 720p | |||||
BCM2763 | VideoCore 4 | None | Full HD 1080p | |||||
BCM2820 | VideoCore 4 | ARMv6 | ARM1176 | 1 | 600 | Full HD 1080p | ||
BCM2835 | VideoCore 4 | 250 | ARMv6 | ARM1176 | 1 | 700 | Full HD 1080p | |
BCM2836[永久失效連結] | VideoCore 4 | 250 | ARMv7 | Cortex-A7 | 4 | 900 | Full HD 1080p | Raspberry Pi 2[2] |
BCM2837[永久失效連結] | VideoCore 4 | 300 | ARMv8 | Cortex-A53 | 4 | 1200 | Full HD 1080p | Raspberry Pi 3[2] |
BCM11182 | VideoCore 4 | None | Full HD 1080p | |||||
BCM11311(页面存档备份,存于互联网档案馆) | VideoCore 4 | ARMv7 | Cortex-A9 | 2 | Full HD 1080p | |||
BCM21654 | VideoCore 4 | ARMv7 | Cortex-A9 + Cortex-R4 | 1+1 | Full HD 1080p | |||
BCM21654G | VideoCore 4 | ARMv7 | Cortex-A9 | 1 | up to 1000 | HD 720p | ||
BCM21663 | VideoCore 4 | ARMv7 | Cortex-A9 | 1 | up to 1200 | HD 720p | ||
BCM21664 | VideoCore 4 | ARMv7 | Cortex-A9 | 1 | up to 1000 | HD 720p | ||
BCM21664T | VideoCore 4 | ARMv7 | Cortex-A9 | 1 | up to 1200 | Full HD 1080p | 列表
| |
BCM28150 | VideoCore 4 | ARMv7 | Cortex-A9 | 2 | Full HD 1080p | 列表
| ||
BCM21553 | VideoCore 4 | ARMv6 | ARM11 | 1 | Full HD 1080p | 列表
| ||
BCM28145/28155 | VideoCore 4 | ARMv7 | Cortex-A9 | 2 | 1200 | Full HD 1080p | ||
BCM23550 | VideoCore 4 | ARMv7 | Cortex-A7 | 4 | 1200 | Full HD 1080p | 列表
| |
BCM7251 | VideoCore 5 | ARMv7 | ARM Cortex-A15 | 2 | 1666 | 4K 2160p | ||
BCM2711B0 | VideoCore VI | 500 | ARMv8 | ARM Cortex-A72 | 4 | 1800 | 雙4K 2160p | Raspberry Pi 4B[5] |
SoC | GPU | CPU | 最大解像度 | 使用的设备 | ||||
架构名称 | 时钟(MHz) | 指令集 | 微架构 | 核心数 | 时钟(MHz) |
参考资料
- ^ Alphamosaic Ltd > Technology – VideoCore, archived on 9 February 2003.
- ^ 2.0 2.1 2.2 Raspberry Pi FAQs - Frequently Asked Questions. [2016-09-10]. (原始内容存档于2013-07-16).
- ^ Roku 2 XS Teardown. 28 July 2011 [2016-09-10]. (原始内容存档于2017-01-03).
- ^ www.xolo.in/Opus-HD 互联网档案馆的存檔,存档日期10 October 2014.
- ^ Raspberry Pi 4 Review: The New Gold Standard for Single-Board Computing. Tom's Hardware. 2019-08-28 [2019-09-24]. (原始内容存档于2020-03-17) (英语).