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三星Galaxy Z Flip7跑分曝光 不敌小米玄戒O1
Xin Lang Cai Jing· 2025-05-26 10:34
三星Galaxy Z Flip7的首个Geekbench跑分成绩已经曝光,其单核成绩为2012分,多核成绩7536分。成绩 与两年前的Exynos 2400大致相同,仅有5%左右的提升,与小米玄戒O1有较大差距。 据悉,三星Exynos 2500采用了10核心CPU架构,采用1个主频3.3GHz的Cortex-X925超大核,2个主频 2.75GHz的Cortex-A725大核,5个主频2.36GHz的Cortex-A725大核,2个主频1.8GHz的Cortex-A520能效 核心。 从规格上来看,三星Exynos 2500无疑是顶配表现,跑分 成绩不高可能是两方面原因导致的。首先,这款芯片还 处于早期阶段,还有很大的优化空间。第二则是因为 Flip7是一款小折叠手机,其散热规格与普通直板机差距 很大,无法将芯片性能完美发挥出来,这在此前的众多 小折叠机型中都有所体现。 据悉,三星Galaxy Z Flip7在设计上与前代差别不大,主 要是缩减厚度,至于具体数据则没有透露。在外屏方 面,三星会将屏幕扩大到近乎矩形显示,屏幕尺寸从3.4 英寸提高到4英寸。电池容量从4000mAh小幅增加到 4300mAh,快 ...
芯片,遇到难题
3 6 Ke· 2025-05-14 10:42
Core Insights - The semiconductor industry is facing a significant decline in the first silicon tape-out success rate, which has dropped from approximately 30% to a historical low of 14% by 2025, indicating that 8 out of 10 designs may fail [2][4][21] - The complexity of chip design is increasing due to the shift from single-chip to multi-chip components, leading to more iterations and customization, which in turn makes design and verification more time-consuming [1][4][5] - Major companies like AMD and Qualcomm have experienced notable failures in their chip designs, highlighting the challenges posed by complex architectures and advanced manufacturing processes [3][4] Summary by Categories Chip Tape-Out Success Rate - The first tape-out success rate for chips has decreased from 30% to 24% over two years, with projections indicating a further drop to 14% by 2025 [2][4] - The tape-out process is critical for validating chip designs, and any deviation in performance or power consumption can render a chip uncompetitive, necessitating re-tape-out [2][4] Reasons for Decline in Success Rate - Increasing complexity in chip design, particularly with multi-chip components requiring coordination across different manufacturing nodes [4][5] - The rise of customized chips tailored for specific applications, which complicates the design and verification processes [4][5] - A shift in development cycles, where companies are pressured to release products faster, often at the expense of thorough design and verification [4][5] - The rapid advancement of artificial intelligence (AI) is creating higher demands for chip performance, outpacing current semiconductor technology and design capabilities [5][21] Challenges in Chip Yield - Even after successful tape-out, the industry faces challenges with chip yield, which is the ratio of functional chips to total chips produced [10][12] - Major players like TSMC and Samsung are struggling with yield issues, with TSMC achieving around 80% yield for its 5nm process, while Samsung's 3nm yield is significantly lower [13][16][17] - Factors affecting yield include raw material quality, manufacturing environment, and process technology complexities [19][20] Solutions and Future Directions - To improve tape-out success rates, the industry should focus on optimizing designs, utilizing AI for design assistance, and enhancing collaboration across the supply chain [21][22] - For yield improvement, upgrading equipment, selecting high-quality materials, and implementing strict quality control measures throughout the production process are essential [21][22]