Samsung Begins Shipment of Industry-First HBM4E Samples
- Jul 28
- 2 min read
Samsung Begins Shipment of Industry-First HBM4E Samples
Samsung Electronics has officially commenced the shipment of the industry's first 12-layer HBM4E samples to major global customers, further solidifying its competitive position in the advanced AI memory market. This critical milestone follows the company's initial mass production and commercial shipment of the preceding HBM4 memory earlier in the year. By delivering these advanced samples directly to key clients, Samsung aims to address the rapidly escalating hardware demands associated with next-generation artificial intelligence computing and hyperscale data center infrastructure.
The newly unveiled 12-layer HBM4E memory offers a 48-gigabyte (GB) capacity, marking a 30% increase over the prior generation, and utilizes individual 32Gb DRAM core dies. Performance metrics indicate a stable pin speed of 14 gigabits-per-second (Gbps) that is scalable up to 16Gbps, delivering a massive memory bandwidth of up to 4.0 terabytes-per-second (TB/s) per stack. To accommodate varying customer requirements, Samsung has confirmed plans to expand the product lineup to include 32GB (8-layer) and 64GB (16-layer) configurations in the near future.
At the architectural level, the HBM4E leverages Samsung's advanced 6th-generation 10-nanometer-class (1c) DRAM process in conjunction with a 4nm logic base die produced by Samsung Foundry. This comprehensive design optimization results in significant operational improvements, including a 16% increase in energy efficiency compared to the HBM4 generation. Furthermore, optimized packaging structures have enhanced thermal resistance characteristics by over 14%, which is critical for maintaining effective heat dissipation and prolonged reliability in intensive, high-temperature AI workloads.
Samsung's rapid deployment of HBM4E samples represents a strategic move in the highly competitive memory sector, allowing the company to challenge rivals like SK Hynix and Micron by securing early customer validation. Early sampling enables chip designers to execute faster performance validation and system optimization for forthcoming AI platforms, such as NVIDIA's anticipated Rubin Ultra accelerators. By accelerating the HBM4E timeline, Samsung is positioning its "one-stop turnkey solution" to capture a dominant share of the impending massive AI infrastructure build-out.
Sources:
Samsung Electronics Begins Shipment of Industry-First HBM4E Samples
Samsung Electronics Begins Shipment of Industry-First HBM4E Samples (Samsung Semiconductor)
Samsung Electronics Ships World's First 12-High HBM4E Samples Using 32Gb DRAM
Samsung Unveils HBM4E, Showcasing Comprehensive AI Solutions, NVIDIA Partnership and Vision at NVIDIA GTC 2026
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