Gpu

NVIDIA Fires Up H200 for China After 10-Month Wait

NVIDIA Fires Up H200 for China After 10-Month Wait

Jensen Huang confirmed at GTC 2026 that NVIDIA has export licenses for multiple Chinese customers and is restarting H200 production, with 82,000 GPUs ready to ship after nearly a year of zero deliveries.

AMD Instinct MI455X

AMD Instinct MI455X

AMD's flagship CDNA 4 AI GPU with 432 GB HBM4, 40 PFLOPS FP4, and 2nm chiplet design targeting H2 2026.

NVIDIA Vera Rubin NVL144

NVIDIA Vera Rubin NVL144

NVIDIA's Rubin-based rack system with 144 R200 GPUs, 3.6 ExaFLOPS FP4, 20 TB HBM4 - arriving H2 2026.

16 Open-Source RL Libraries, One Shared GPU Bottleneck

16 Open-Source RL Libraries, One Shared GPU Bottleneck

A Hugging Face survey of 16 open-source reinforcement learning libraries finds the entire ecosystem has converged on async disaggregated training to fix a single brutal bottleneck: GPU idle time during long rollouts.