[NVIDIA's First 'Made in America' GB300 AI Chips Roll Off Production Line] BlockBeats News, July 27, NVIDIA's first 'Made in America' GB300 AI chips have rolled off the production line at TSMC's Arizona facility. Media reports indicate that CoWoS advanced packaging will be the final step for the full localization of the GB300. The 4nm chip is also known as Grace Blackwell Ultra.