HBM
/ˌeɪtʃ biː ˈɛm/
High Bandwidth Memory; a stacked DRAM technology that places memory dies directly atop or beside a processor for extreme data throughput
HBM in a sentence
“AI accelerators rely on HBM to feed their thousands of compute cores without bottlenecks.”
Origin of HBM
Acronym: High Bandwidth Memory; standardized by JEDEC in 2013
Related Words
back-end-of-line
the stage of chip fabrication that creates the metal interconnect layers connecting transistors to each other
transistor
a semiconductor device that amplifies or switches electrical signals; the fundamental building block of modern electronics
semiconductor
a material whose electrical conductivity falls between that of a conductor and an insulator, enabling precise control of current
wafer
a thin, circular disc of semiconductor material (typically silicon) on which integrated circuits are fabricated
die
a single chip cut from a wafer; the individual integrated circuit before packaging
lithography
the process of printing microscopic circuit patterns onto silicon using light or other radiation