➀ The article discusses the introduction of CUDIMM and CSODIMM, which are similar to server-side technology but adapted for desktop and mobile platforms. ➁ It highlights the key difference being the addition of a clock driver, which improves clock integrity. ➂ The author compares these new memory modules with UDIMMs and SODIMMs, noting the inclusion of additional components like PMICs and clock drivers in DDR5 generation.