神经拟态计算

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大脑一样低功耗、高并行、高效率!国际首台,研制成功
Guan Cha Zhe Wang· 2025-08-02 13:18
Core Insights - The article discusses the launch of the Darwin Monkey ("悟空"), a new generation neuromorphic brain-like computer developed by Zhejiang University, which features over 2 billion neurons, marking a significant advancement in the field of neuromorphic computing [3][4]. Group 1: Technology and Development - The Darwin Monkey consists of 15 blade-type neuromorphic servers, each integrating 64 Darwin 3rd generation brain-like computing chips, which were developed in collaboration with the ZheJiang Lab [4][7]. - The Darwin 3rd generation chip supports over 2.35 million spiking neurons and hundreds of millions of synapses, enabling advanced brain-like computing capabilities [4][7]. - The system operates at approximately 2000 watts under typical conditions, showcasing its low power consumption [7]. Group 2: Innovations and Breakthroughs - The research team achieved breakthroughs in several key technologies, including large-scale neuron system interconnection and integration architecture, adaptive time-step control methods, and a layered system resource management framework [10][15]. - A new generation Darwin brain-like operating system was developed, which employs a hierarchical resource management architecture to optimize system resources dynamically [10][15]. Group 3: Applications and Implications - The Darwin Monkey has successfully deployed various intelligent applications, including running the DeepSeek brain-like model for logical reasoning, content generation, and mathematical problem-solving [13][15]. - The system serves as a natural platform for brain simulation, aiding neuroscience research by providing new experimental tools to explore brain mechanisms [15]. - The capabilities of the Darwin Monkey are expected to address the high energy consumption and computational demands of current deep learning models, potentially revolutionizing artificial intelligence [15].
类脑计算,进入边缘AI
3 6 Ke· 2025-05-29 03:51
Group 1 - The traditional von Neumann architecture is facing limitations due to storage and power walls, prompting interest in neuromorphic computing as a potential solution [1] - Neuromorphic chips, which mimic human brain computation principles, are seen as a disruptive force in the edge AI industry due to their significantly lower power consumption, potentially achieving energy savings of up to 1000 times compared to traditional solutions [1] - IBM's NorthPole chip has demonstrated a fivefold increase in energy efficiency compared to Nvidia's H100 GPU, indicating the potential of neuromorphic computing in reducing power consumption [1] Group 2 - Innatera has launched its first commercial brain-like microcontroller, Pulsar, which is designed for high-efficiency edge AI inference, achieving a 100-fold reduction in latency compared to traditional AI processors [2] - Pulsar claims to have a power consumption that is 500 times lower than traditional AI processors, utilizing low-power PLL and software-controlled voltage domains to optimize energy use [2][4] - The architecture of Pulsar integrates fully programmable spiking neural networks (SNN) optimized for asynchronous and sparse data computation, supporting heterogeneous computing [2] Group 3 - Polyn Technology has successfully fabricated its first neuromorphic analog signal processing chip, NASP, which is expected to enter the market in Q2 2025 [5] - NASP operates at ultra-low power levels, with consumption below 100μW during signal inference, and can drop to 30μW in specific applications, making it suitable for power-constrained environments [6] - The NASP platform can reduce raw data volume by up to 1000 times, enhancing privacy and reducing reliance on cloud services, particularly in sensitive fields like healthcare [6] Group 4 - The SENNA chip developed by Fraunhofer IIS is designed for processing spiking neural networks (SNN) and can handle low-dimensional time series data efficiently, with a response time of just 20 nanoseconds [12][14] - SENNA's architecture allows for direct processing of spiking input and output signals, making it suitable for real-time evaluation of event-based sensor data [14] - The chip is fully programmable, allowing developers to modify SNN models and reprogram the chip post-manufacturing, enhancing its flexibility for various applications [15] Group 5 - Neuromorphic computing is characterized by its structure, which includes neuron computation, synaptic weight storage, and routing communication, primarily utilizing spiking neural networks (SNN) [17] - The technology is divided into three categories based on implementation: digital CMOS, mixed-signal CMOS, and new device-based systems like memristors, with digital CMOS being the most commercially viable [19][20] - Various companies and institutions, including Tsinghua University and Zhejiang University, are actively researching neuromorphic computing chips, focusing on edge AI applications [21] Group 6 - The edge AI landscape is being transformed by neuromorphic computing, which offers significant energy efficiency and parallel processing capabilities compared to traditional architectures [23] - Existing neuromorphic chips like Intel's Loihi and IBM's TrueNorth have shown great potential in edge AI scenarios, with commercial applications already being explored by various manufacturers [23]