The name “Flashbolt” sounds like it could be a comic book superhero, or a spell you cast when running up against some ruffians in a role playing game. Neither of those things are what Samsung had in mind when launching Flashbolt, which is actually its third-generation high bandwidth memory 2E (HBM2E) designed for high performance computing

Source: Hot Hardware – Samsung Unleashes 3rd Gen 16Gb HBM2E 4.2Gbps Memory For HPC Systems