20年前就有开始搞OCI，现在应该是市场成熟了

https://www.intel.com/content/www/us/en/newsroom/news/intel-unveils-first-integrated-optical-io-chiplet.html?cid=iosm&source=linkedin&campid=intel_ai_-_@intelai_social_media_content_calendar&content=100005866406916&icid=always-on&linkId=100000269669736#gs.bcneky

optical compute interconnect (OCI) chiplet co-packaged

chiplet supports 64 channels of 32 Gbps data in each direction up to 100 meters