Introduction to RK mainstream chips

In today's era of rapid technological changes, semiconductor technology, as the core of information technology, is promoting the transformation and development of all walks of life at an unprecedented speed. Among the many semiconductor companies, Rockchip (RK for short), with its excellent technical strength and rich product line, occupies an important position in the SoC (system-on-chip) market. RK's mainstream chips have attracted much attention for their high performance, low power consumption and wide range of application scenarios. This article will introduce several representative RK mainstream chips in depth, covering their technical characteristics, application scenarios and market impact.

一、RK3576

1. Architecture and performance

RK3576 is a 64-bit high-performance eight-core general-purpose processor based on ARM architecture. Its eight-core design ensures powerful computing power, can handle complex multitasking operations, and meets the needs of high-performance applications. In addition, RK3576 is also equipped with a wealth of interfaces, including PCIE, USB3.0, SATA, GMAC and other high-speed interfaces, as well as CAN FD, DSMC, UART, SPI, I2C, I3C and other low-speed expansion interfaces, these interfaces make RK3576 has high flexibility in connection and expansion, and can easily cope with various application scenarios.

2. Graphics processing power

RK3576 has a built-in high-efficiency GPU processor, which makes it perform well in graphics processing. The chip supports three different display screens, that is, each screen can display different content, which is very useful for application scenarios that require multi-screen display. In addition, RK3576 also has powerful image perception, video codec and audio processing capabilities, which can provide users with a high-quality visual and auditory experience. These features make RK3576 perform well in graphics processing, video playback, and audio processing.

3. Application field

Because RK3576 has powerful computing power and rich interface resources, it is widely used in many fields. For example, in the field of smart home, RK3576 can be used as the core processor of smart home devices to realize functions such as intelligent control and voice interaction; in the field of security monitoring, RK3576 can process high-definition video data to realize real-time monitoring and video recording functions; in terms of in-vehicle entertainment systems, RK3576 can support multi-screen display and speech recognition interaction to enhance the driving experience. In addition, RK3576 also supports standard Android and Linux SDKs, and can be adapted to various domestic operating systems, which provides developers with more choices and convenience.

二、RK3588

• Architecture and performance: RK3588 adopts advanced ARM architecture and integrates four high-performance Cortex-A76 cores and four high-performance Cortex-A55 cores. The highest frequency of the A76 core can reach 2.4GHz, which is suitable for computationally intensive tasks; the A55 core has lower power consumption characteristics, which is suitable for low-load scenarios to achieve a balance between performance and energy efficiency.
• Graphics processing power: Built-in high-performance 3D GPU, supports a variety of graphics API standards, such as OpenGL ES1.1/2.0/3.2, OpenCL2.2 and Vulkan 1.2, etc., can provide excellent graphics rendering capabilities, suitable for high-end games and complex 3D graphics applications. It also supports 8K video encoding and decoding, as well as simultaneous decoding of multiple video sources.
• Application areas: With the characteristics of high performance, low power consumption and rich interfaces, it is widely used in artificial intelligence, smart home, autonomous driving, edge computing and other fields. For example, in the field of artificial intelligence, its powerful computing power can provide strong support for robot vision processing, speech recognition, motion control, etc.; In the field of smart home, it can provide the ultimate visual experience for various smart home devices.

三、RK3568

• Basic features: It is a mid-to-high-end general-purpose SoC released by Rockchip at the end of 2020. It adopts a 22nm process and supports Android11 and Linux operating systems. It is mainly aimed at industry application markets, such as video conferencing, smart security, commercial display, edge computing, Internet of Things gateway, video codec and other fields.
• Processor and graphics: Integrated 4-core ARM architecture A55 processor and MaliG522EE graphics processor, supporting 4K decoding and 1080P encoding.
• Interface and functions: Support various types of peripheral interfaces such as SATA/PCIE/USB3.0, and built-in independent NPU, which can be used for lightweight artificial intelligence applications.

四、RK3399

• Architecture design: It is a low-power, high-performance application processor chip, based on big.LITTLE architecture, that is, a combination of dual-core Cortex-A72 and quad-core Cortex-A53 with independent NEON co-processors.
• Application scenarios: Mainly used in computers, personal Internet mobile devices, VR, advertising machines and other intelligent terminal devices.
• Video processing power: built-in multiple high-performance hardware processing engines, which can support video decoding in multiple formats, such as 4K*2K@60fps H.264/H.265/VP9, also supports 1080P@30fps H.264/MVC/VP8 and high-quality JPEG codec and image front and rear processors.

五、RK3288

• Processor architecture: The quad-core ARM Cortex-A17 architecture is used, and the Cortex-A15 adopts a completely out-of-order execution architecture, which can significantly improve performance.
• Graphics processing: The GPU adopts the MaliT76x series GPU, and the biggest feature of the MaliT764 core is the use of the third-generation Midgard architecture.
• Video capability: support 4Kx2K, and hard solution H.The 265 video chip can bring users clear visual enjoyment as a more efficient ultra-clear compression format.

六、RK3368

• Core architecture: It is the world's only octa-core 64-bit OTT box chip in 2015. It adopts octa-core 64-bit ARM Coretex-A53 architecture, 28nm process design, and runs at a frequency of 1.5GHz.
• Graphics processing：GPU is PowerVR G6110，supporting OpenGL ES3.1.
• Video ability: Super video ability, support 4K×2K video, H.264/H.265 hard decoding and HDMI2.0@60Hz output.

Conclusion

RK's mainstream chips have won wide recognition and trust for their excellent performance, wide range of application scenarios and stable market performance. From smart cars to the industrial Internet, from consumer electronics to the AIoT field, RK's chips are everywhere, providing strong technical support for the development of all walks of life.

With the continuous progress of technology and the continuous development of the market, RK will continue to launch more innovative products to meet users' needs for high performance, low power consumption and intelligence. At the same time, RK will also strengthen cooperation with industry partners to jointly promote the development and application of semiconductor technology and bring a more convenient, intelligent and efficient life experience to users around the world.

In the future, RK chips are expected to achieve breakthroughs and applications in more fields. In the field of smart vehicles, with the continuous maturity and popularization of autonomous driving technology, RK's chips will play a more important role; in the field of industrial Internet, RK's chips will help enterprises achieve digital transformation and intelligent upgrading; in the field of AIoT, RK's chips will promote the popularization and development of smart home, security monitoring and other applications. In short, the future of RK chips is full of infinite possibilities and broad prospects.