SK Hynix is reportedly negotiating with Intel to manufacture memory chips at Intel's Ohio facility for AI data center demand. Micron unveiled a 512GB DDR5 RDIMM module, demonstrating growing memory density requirements in AI servers beyond just HBM chips.
This technical article examines HBM (High Bandwidth Memory) system architecture, exploring its evolution from commodity memory to a critical AI accelerator component. It addresses major scaling challenges including thermal gradients, signal integrity limits, and manufacturing constraints, while discussing emerging solutions like hybrid bonding and 3D integration.