NVIDIA GB200 vs NVIDIA B200
Blackwell superchip vs standalone GPU
The GB200 pairs two B200 dies in a single module, offering more aggregate compute and memory. The B200 is the standalone option with wider availability.
Pricing Comparison
Specifications
| Specification | NVIDIA GB200 | NVIDIA B200 |
|---|---|---|
| Manufacturer | NVIDIA | NVIDIA |
| Architecture | Blackwell | Blackwell |
| Accelerator Type | GPU | GPU |
| Primary Use | training | training |
| Memory (VRAM) | 192 GB | 192 GB |
| FP16 Performance | 1800 TFLOPS | 1800 TFLOPS |
| TDP | 1000W | 1000W |
| Perf per Watt | 1.80 TFLOPS/W | 1.80 TFLOPS/W |
Detailed Analysis
The GB200 and B200 are both Blackwell-generation products but serve different deployment models. The GB200 is NVIDIA's 'superchip' configuration, combining two B200 GPU dies with a Grace CPU in a single module.
This integration gives the GB200 higher aggregate performance and eliminates the need for PCIe interconnects between GPU and CPU. The tightly coupled design is optimised for hyperscale data centres running very large training jobs.
The standalone B200 offers more flexibility in deployment — it can be installed in existing GPU server infrastructure without requiring the Grace CPU platform. This makes it more accessible for cloud providers and organisations with existing server fleets.
For cloud users, the choice is typically made by the provider. The key consideration is total performance per instance and whether the GB200's tighter integration delivers meaningful benefits for your specific workload.
Verdict
GB200 for maximum performance in purpose-built infrastructure. B200 for flexible deployment.
B200 is typically sufficient and more widely available.
B200 offers better value for most use cases. GB200 for hyperscale deployments.
Frequently Asked Questions
What's the difference between GB200 and B200?
The GB200 is a 'superchip' that combines two B200 GPU dies with a Grace ARM CPU in a single module. The B200 is the standalone GPU. GB200 offers higher aggregate performance but requires specific server platforms.
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