<p>➀ The article discusses the SRAM density of Intel's 18A process and TSMC's N2 process, highlighting the advantages of TSMC's N2 in terms of SRAM density and GAA technology.</p><p>➁ TSMC's 2nm process is expected to be introduced in 2025, with key technologies including GAA transistors and backside power supply networks.</p><p>➂ The challenges of manufacturing 2nm technology, including the complexity of GAA transistors and the dependency on EUV tools, are also addressed.</p>