半导体行业事件点评：Sora内测开启，AI视频生成的新时代序幕正式拉开

Investment Rating - The industry investment rating is "Overweight" [2] Core Insights - The AI video generation model Sora has opened for internal testing, generating significant market interest due to its ability to create 60-second original videos from text prompts with high visual quality and detail [3][9] - The development of AI video generation models faces challenges such as slow video generation speed and issues with time consistency in complex scene modeling, necessitating improvements in global computing power and AI infrastructure [4][16] - Continuous optimization of AI large models and the commercialization of diverse AI application terminals will drive global computing power demand, leading to a new wave of AI infrastructure development and increased market demand for various semiconductor hardware [5][18] Summary by Sections AI Video Generation Model Development - Sora combines diffusion and transformer architectures, overcoming limitations of traditional AI models by enabling training on diverse data types, resulting in superior video generation capabilities compared to other models [12][14] - The model's performance is enhanced by high computing resource requirements, necessitating advanced storage and bandwidth capabilities to handle large data volumes [15] Market Trends and Future Outlook - The global demand for AI computing power is expected to grow exponentially, with estimates suggesting a 500-fold increase from 2023 to 2030 [16] - The semiconductor industry is showing signs of recovery, with inventory reduction and increasing demand in consumer electronics and industrial sectors [5][18] - The wafer foundry industry is experiencing intensified competition, with prices expected to remain low in the first half of 2024, benefiting upstream IC design companies [5][18]