Ziguang Zhanrui T820 chip released


UNISOC today officially released the new high-performance 5G SoC T820 with system-level security, which adopts an octa-core CPU architecture, a 6nm EUV process, and a financial-level full built-in security solution.

Performance: The CPU of UNISOC T820 adopts 1+3+4 three-cluster eight-core CPU architecture, consisting of one Arm Cortex-A76 large core with a main frequency of 2.7GHz and three Arm Cortex-A76 large cores with the main frequency of 2.3GHz and Composed of 4 Arm Cortex-A55 clocked at 2.1GHz, it supports 3MB L3 cache.

UNISOC T820 is equipped with Arm Mali-G57 MC4 GPU, running at 850MHz.

The T820 is built with a 6nm EUV process, combined with AI intelligent adjustment technology, the power consumption of the T820 in some scenarios is reduced by 40% compared to UNISOC's first-generation 5G mobile platform. At the same time, T820 supports LPDDR4X memory and UFS 3.1 flash memory.

T820 adopts AI noise reduction and Smart PA intelligent power amplifier technology, especially on the premise of not exceeding the capacity of the speaker, it improves the average volume of the terminal. Based on Zhanrui's innovative digital audio technology, it can accurately suppress environmental noise and provide users with audio-visual integrated professional recording effects. Equipped with a low-power voice wake-up system, it will better empower voice assistant applications.

Safety: UNISOC T820 uses a trusted execution environment and independent hardware encryption and decryption engine to form a complete security solution. This solution integrates the financial-grade iSE security unit into the SoC. Compared with the external SE solution, it is more difficult to locate the attack and has higher security. It can support hundreds of financial scenarios such as bank cards and digital currencies.

At the same time, compared with the external SE solution, the T820's computing power is increased by 2 times, and it supports high computing power security requirements such as video encrypted calls. applications. The advantages of high integration of T820 greatly reduce the difficulty of PCB design and reduce the design and manufacturing costs of the whole machine.

5G connection: UNISOC T820 supports 5G NR TDD+FDD dual-carrier aggregation technology, which can achieve spectrum bandwidth aggregation up to 130MHz, greatly improving the coverage of communication signals, thereby bringing faster 5G speeds.

The T820 supports 4G / 5G dynamic spectrum sharing technology, which can maximize the use of existing spectrum resources, meet the needs of 5G co-construction and sharing, and effectively reduce network deployment costs.

At the same time, compared with the external SE solution, the T820's computing power is increased by 2 times, and it supports high computing power security requirements such as video encrypted calls. applications. The advantages of high integration of T820 greatly reduce the difficulty of PCB design and reduce the design and manufacturing costs of the whole machine.

5G connection: UNISOC T820 supports 5G NR TDD+FDD dual-carrier aggregation technology, which can achieve spectrum bandwidth aggregation up to 130MHz, greatly improving the coverage of communication signals, thereby bringing faster 5G speeds.

The T820 supports 4G / 5G dynamic spectrum sharing technology, which can maximize the use of existing spectrum resources, meet the needs of 5G co-construction and sharing, and effectively reduce network deployment costs.

The ISP processing performance of the T820 can support ultra-high resolution shooting up to 1.6 billion pixels per second, allowing users to flexibly choose different resolutions such as 108MP, 64MP, 50MP, and 48MP. While performance is improved, power consumption and temperature rise are stably controlled.

T820 also supports 14bit RAW processing, a new "heterogeneous image processing engine" architecture, with XDR dedicated night scene multi-frame, multi-exposure shooting capabilities, restoring more details in dark parts, and obtaining higher-quality night scene effects.

AI: The T820 adopts a new generation of high-efficiency NPU+VDSP architecture, and vertically optimizes computing power. The NPU computing power reaches 8TOPS, which is 67% higher than the previous generation.

The T820 is equipped with a brand-new AI computing platform, providing a full-stack AI solution integrating software, hardware, and algorithms, and supports low-bit quantization of model weight values ​​and activation values, including 4bit to 8bit, 10bit, 12bit, 16bit, etc. Accuracy; supports access to mainstream training frameworks in the industry; supports advanced weight compression technology, making it possible to deploy "big models" on the device side; supports 200+ mainstream neural network operators, providing convenient development access and debugging environment, using Friendlier and smarter.

The T820 supports AI applications such as image super-resolution, video enhancement, semantic segmentation, object detection, and text recognition, helping customers quickly build exclusive AI applications.

Show: The T820 adopts Zhanrui's new generation multi-core display architecture, supports 120Hz refresh rate full HD FHD+ and 60Hz refresh rate QHD+ resolution, and has full-channel, full-format HDR standard rendering capabilities, presenting users with deep and layered image quality.

The T820 multi-screen display can support up to 4K HDR10 + ultra-clear image quality . Combined with DCI dynamic contrast enhancement, it will provide users with natural and real color rendering, rich and vivid colors, and a wider color gamut. Experience in visually immersive application scenarios such as frame rate competitive games, 5G ultra-high-definition video viewing, and XR.

The T820 adopts variable refresh rate (VRR) and resolution intelligent switching technology , which can intelligently match the display refresh rate of the terminal with games, movies and other content, so that users can enjoy high-definition and smooth experience while improving battery life.

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