by ashilov@gmail.com (Anton Shilov) on (#71WKK)
HBM is undergoing its first major architectural overhaul in a decade, as HBM4, HBM4E, and C-HBM4E will introduce a 2048-bit interface, logic-node base dies, and optional custom memory logic inside base dies, enabling up to a 2.5X performance leap between 2025 and 2027.