NVIDIA Unveils Rubin CPX GPU for Long-Context AI Inference

September 09, 2025
NVIDIA has announced the Rubin CPX GPU, designed for handling large context windows in AI applications, expected to be available by the end of 2026.

NVIDIA has announced the Rubin CPX GPU, a new class of graphics processing unit designed for massive-context inference, announced in a press release. This GPU is part of NVIDIA's Rubin series and is optimized for processing context windows larger than 1 million tokens, making it suitable for tasks such as video generation and software development.

The Rubin CPX is integrated into the NVIDIA Vera Rubin NVL144 CPX platform, which offers 8 exaflops of AI performance and 100TB of fast memory in a single rack. This platform is expected to deliver 7.5 times more AI performance than previous systems, enabling companies to monetize AI applications at an unprecedented scale.

AI innovators like Cursor, Runway, and Magic are exploring the potential of Rubin CPX to accelerate their applications. The GPU is expected to be available by the end of 2026, marking a significant advancement in NVIDIA's AI computing capabilities.

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