Nvidia HGX B300
Nvidia HGX B300
Purpose-Built for AI and High-Performance Computing
AI, complex simulations, and massive datasets require multiple GPUs with extremely fast interconnections and a fully accelerated software stack. The NVIDIA HGX™ platform brings together the full power of NVIDIA GPUs, NVIDIA NVLink™, NVIDIA networking, and fully optimized AI and high-performance computing (HPC) software stacks to provide the highest application performance and drive the fastest time to insights for every data center.
| Specification | HGX B300 | HGX B200 |
|---|---|---|
| Form Factor | 8x NVIDIA Blackwell Ultra SXM | 8x NVIDIA Blackwell SXM |
| FP4 Tensor Core** | 144 PFLOPS | 105 PFLOPS | 144 PFLOPS | 72 PFLOPS |
| FP8/FP6 Tensor Core* | 72 PFLOPS | 72 PFLOPS |
| INT8 Tensor Core* | 2 POPS | 72 POPS |
| FP16/BF16 Tensor Core* | 36 PFLOPS | 36 PFLOPS |
| TF32 Tensor Core* | 18 PFLOPS | 18 PFLOPS |
| FP32 | 600 TFLOPS | 600 TFLOPS |
| FP64/FP64 Tensor Core | 10 TFLOPS | 296 TFLOPS |
| Total Memory | Up to 2.3 TB | 1.4 TB |
| NVLink | Fifth generation | Fifth generation |
| NVIDIA NVSwitch™ | NVLink 5 Switch | NVLink 5 Switch |
| NVSwitch GPU-to-GPU Bandwidth | 1.8 TB/s | 1.8 TB/s |
| Total NVLink Bandwidth | 14.4 TB/s | 14.4 TB/s |
| Networking Bandwidth | 1.6 TB/s | 0.8 TB/s |
| Attention Performance | 2X | 1X |
