{"id":13916,"date":"2026-10-29T13:51:54","date_gmt":"2026-10-29T04:51:54","guid":{"rendered":"https:\/\/news.skhynix.com\/en\/?p=13916"},"modified":"2026-10-29T13:54:41","modified_gmt":"2026-10-29T04:54:41","slug":"tech-note-series-ep3-4","status":"publish","type":"post","link":"https:\/\/news.skhynix.com\/en\/tech-note-series-ep3-4\/","title":{"rendered":"[Tech Note] Why does AI still have to wait with tens of thousands of GPUs? How silicon photonics and CPO are building the \u2018highways of light\u2019"},"content":{"rendered":"<p>\u25b2 In the pluggable architecture on the left, electrical signals travel from the switch ASIC to the front-panel optical modules. In the CPO architecture on the right, the central switch ASIC and surrounding optical engines are placed on a common package substrate, significantly shortening the electrical connection distance.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u25b2 In the pluggable architecture on the left, electrical signals travel from the switch ASIC to the front-panel optical modules. In the CPO architecture on the right, the central switch ASIC and surrounding optical engines are placed on a common<\/p>\n","protected":false},"author":23,"featured_media":13834,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_migrated_source_id":0,"footnotes":"","_members_access_role":[],"_members_access_error":""},"categories":[9],"tags":[12,144,317,13,1347],"class_list":["post-13916","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-media","tag-ai","tag-cpo","tag-data-centers","tag-hbm","tag-silicon-photonics"],"acf":[],"_links":{"self":[{"href":"https:\/\/news.skhynix.com\/en\/wp-json\/wp\/v2\/posts\/13916","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/news.skhynix.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/news.skhynix.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/news.skhynix.com\/en\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/news.skhynix.com\/en\/wp-json\/wp\/v2\/comments?post=13916"}],"version-history":[{"count":2,"href":"https:\/\/news.skhynix.com\/en\/wp-json\/wp\/v2\/posts\/13916\/revisions"}],"predecessor-version":[{"id":13929,"href":"https:\/\/news.skhynix.com\/en\/wp-json\/wp\/v2\/posts\/13916\/revisions\/13929"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/news.skhynix.com\/en\/wp-json\/wp\/v2\/media\/13834"}],"wp:attachment":[{"href":"https:\/\/news.skhynix.com\/en\/wp-json\/wp\/v2\/media?parent=13916"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/news.skhynix.com\/en\/wp-json\/wp\/v2\/categories?post=13916"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/news.skhynix.com\/en\/wp-json\/wp\/v2\/tags?post=13916"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}