Launch preview · The control plane for governed AI.Built in the open

Rangoon.si by Hypler

Evaluate software

Insight tag

SK hynix

2 related stories.

Stories

Original explanatory diagram

News analysisRelease: September 12, 2025Published: October 23, 20263 min read

SK hynix HBM4 AI memory advanced packaging

SK hynix said its HBM4 development was complete and its mass-production system was ready

SK hynix announced on September 12, 2025 that it had completed HBM4 development and readied a mass-production system after March samples.

Original explanatory diagram

News analysisRelease: March 19, 2025Published: October 23, 20263 min read

SK hynix HBM4 memory qualification

SK hynix’s HBM4 samples marked a qualification stage, not volume supply

SK hynix said it shipped 12-layer HBM4 samples to customers on March 19, 2025. The event showed why sample, qualification, and mass-production records need separate meanings.