据传iPhone SE 4具有Apple的A18芯片，而iPhone 14具有A16仿生芯片[5]。据报道，与A16仿生的A18具有更快的CPU，增强图形和更先进的神经发动机[4]。
A18芯片改进
* CPU性能据报道，A18的CPU比iPhone 15的CPU快30％，比iPhone 14和13快50％[4]。
* GPU性能A18芯片的GPU比A16仿生中的GPU快40％[4]。 A18 GPU还支持硬件加速的射线跟踪，A16 Bionic不会[4]。
*神经发动机A18的神经发动机的速度是A16仿生中的两倍，并且每秒可执行高达35万亿的操作[4]。
*内存A18具有改进的内存子系统，比A16 Bionic [4]，LPDDR5存储器更快17％，RAM更多。与以前的型号的4GB相比，iPhone SE 4可能具有8GB的RAM，这将改善多任务处理[1]。
*效率A18是使用TSMC的高级3NM工艺制造的，该工艺应提高性能和能源效率[1]。与iPhone 15中使用的芯片相比，A18 CPU和GPU使用的功率少35％[4]。
[1] https://9meters.com/technology/phones/details-on-the-new-iphone-se-se-se-se-se-leak-face-face-face-id-a18-chip-no-no-home-button
[2] https://economictimes.com/news/international/us/apple-iphone-se-se-se-4-launch-event-today-date-date-date-time-price-price-in-price-in-usa-sth-whor-whon-whor-whorwhen-wher-wher-wher where-where-where-where-where-where-where-where - 事件播放/文章/118361045.cms
[3] https://zeerawireless.com/blogs/news/iphone-se-se-4-real-2025-2025-vebruary-vebruary-veytherthythy-where-wever-never-nev-need to to-to-about to-about the-about the-about the-abot and price
[4] https://appleinsider.com/articles/24/09/11/compared-a18-vs-a18-pro-- break-down-down-whats-power-power-powering-iphone-16
[5] https://www.phonearena.com/reviews/iphone-se-se-4-2025-vs-iphone-14_id6751
[6] https://nanoreview.net/en/soc-compare/apple-a18-vs-apple-a16-bionic
[7] https://www.business-andard.com/technology/technology/tech-news/iphone-se-se-feature-a18-a18-chip-8gb-ram-for-apple-apple-intelligence-intelligence-report-report-report-124102800398_1.html
[8] https://www.apple.com/newsroom/2024/09/apple-introduces-iphone-16-and-iphone-16-plus/
[9] https://www.tomsguide.com/phones/iphones/iphone-se-se-4-vs-iphone-16
[10] https://www.tomsguide.com/phones/iphones/iphone-se-se-4-vs-iphone-14---------low-cost-iphone-is-best