How to read this finding
The index counts GPUs, not racks or CPUs: one GB200 NVL72 rack contributes 72 GPUs. Its B200/B300 and GB200/GB300 charts separate standalone GPU deployments from Grace-Blackwell systems.
What is the difference between B200, GB200, and NVL72?
By Nathan Benaich (Air Street Capital)Hardware definitions
B200 is a Blackwell GPU. A GB200 Grace Blackwell Superchip combines two Blackwell GPUs with one Grace CPU. A GB200 NVL72 rack connects 72 Blackwell GPUs and 36 Grace CPUs.
Charts and sources
Citation estimates use inputs through September 1, 2026; fleet counts have an October 1, 2026 cutoff. The research-topic sample covers January 1 to June 1, 2025. See each answer for its period and limitations.
All data sourcesCite this page
Benaich, Nathan. “What is the difference between B200, GB200, and NVL72?” State of AI Report Compute Index. Web page updated 2026-10-11; data periods as specified above.