The NVIDIA B300 (Blackwell Ultra) is NVIDIA's latest data center GPU, built for AI training and inference. In this deep dive, we break down the full architecture, from its dual-die design and 5th-generation tensor cores to NVFP4 precision and NVLink 5 scaling.
What we cover:
00:00 - Introduction
00:56 - Why the B300 exists
02:25 - B300 vs B200 vs H100 — the numbers
03:59 - Dual-reticle design & NV-HBI interconnect
05:04 - 5th-gen tensor cores & NVFP4
07:56 - 288GB HBM3e memory breakdown
09:04 - Multi-GPU & NVLink 5 architecture
10:38 - Performance & efficiency summary