{"id":"045a0459-7b0d-476c-81b4-2640e91f4c02","slug":"nvidia-b300","name":"NVIDIA B300 (Blackwell Ultra)","component_class":"compute_soc","function":"Blackwell Ultra data-center GPU: 288 GB HBM3e at up to 1400W, the higher-memory, higher-NVFP4 successor to the B200. It is the GPU inside the HGX B300 8-GPU board and the GB300 NVL72 rack.","safety_critical":false,"verification_posture":"verified","model_links":[],"failure_modes":[]}