<p>➀ TechInsights has obtained and analyzed Samsung Electronics' D1b DRAM, revealing its cell size and bit density.</p><p>➁ Samsung's D1b DRAM has a cell size significantly smaller than SK Hynix and Micron's D1b versions, with a wordline and bitline pitch of 32.6nm and 37.6nm respectively.</p><p>➂ The cell design rule or feature size for the 7.8F^2 DRAM cell is 12.54nm, indicating that Samsung's D1b DRAM is in the 12nm mid-range class.</p>