Product Overview
PACE®️2 is an optoelectronic accelerated computing card released by Lightelligence in 2025, showing key features of high performance, programmability, versatility, and advanced packaging technology. With the essence of a 128×128 optical matrix multiplier, it allows dynamic configuration of computational matrix coefficients via APIs, offering exceptional programmability.
Through a PCIe Gen4 x16 high-speed interface, Tianshu integrates seamlessly into existing computer systems, making it suitable for a wide range of high-performance computing scenarios. It is designed to meet the computing demands of AI, complex data analytics, and other data-intensive applications.
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Optoelectronic Computing Pioneering integration of optical computing into electronic computing to deliver general-purpose computing functions
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New Architecture Design Largest optical computing matrix of 128x128
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3D TSV Advanced Packaging Technology High-efficiency integration and packaging with over 40,000 photonic devices
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Commercial Algorithm Application First implementation of optoelectronic hybrid computing in complex commercial models
Data Parameters
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Heterogeneous Computing Architecture
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Optical Tensor Processing Unit PIC Core
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Electronic Tensor Acceleration Unit and Optical Computing Control Unit EIC core
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1GHz Chip Clock Speed
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200ps PIC Latency
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INT/UINT8 INT/UINT4 EIC Precision Support
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INT4/UINT4 PIC precision supports input
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INT4/INT8/INT16 PIC precision supports output
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32 TOPs EIC Peak Performance
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32 TOPs PIC Peak Performance
Application Scenarios
Optical computing is accelerating commercial deployment in AI for Science, biomedicine, financial engineering, materials discovery, and beyond.
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Financial Engineering Empowering high- frequency trading and risk analysis
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Electronic Design Automation (EDA) Assisting complex IC design and verification
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AI-related Tasks Image analysis, image recognition, and industrial quality inspection