Nvidia CEO Jensen Huang used his company’s GTC 2025 event to announce new AI computing platforms, networking gear and software to handle the substantially growing computation needs of reasoning models and agentic AI.

Nvidia on Wednesday introduced its next-generation GPU called Blackwell Ultra, and also announced new systems based on the chipset. The Blackwell Ultra GPU is in production and will succeed the current generation GPU called Blackwell, said Ian Buck, vice president of hyperscale and high-performance computing, in a press briefing call.

The Blackwell Ultra B300, set for release in the second half of 2025, increases memory capacity from 192GB to 288GB of HBM3e and offers a 50%