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NVIDIABlackwell Ultra

B300

144GB VRAM • 4099.999999999999 GB/s • 1231800 FP16 TFLOPS

VRAMBWFP16EfficiencyValue

Performance profile (relative to top GPUs)

Specifications

VRAM
144 GB
Memory Bandwidth
4099.999999999999 GB/s
FP16 TFLOPS
1231800
TDP
1400W
Architecture
Blackwell Ultra

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Llama 3.1 8B✅ FitsClaude 3.5 Sonnet✅ FitsClaude Opus 4.5✅ FitsWhisper Large v3✅ FitsLlama 4 Maverick❌ NoLlama 3.1 70B✅ Fits
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