NVIDIA B300 vs NVIDIA GeForce RTX 5080 — GPU Comparison (Apr 2026)
NVIDIA B300 (288GB HBM3e, 2,250 TFLOPS FP16, Blackwell Ultra) vs NVIDIA GeForce RTX 5080 (16GB GDDR7, 56 TFLOPS FP16, Blackwell)
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NVIDIA B300
288GB HBM3e · Blackwell Ultra
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NVIDIA GeForce RTX 5080
16GB GDDR7 · Blackwell
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| Specifications | |||
| Manufacturer | NVIDIA | NVIDIA | |
| Architecture | Blackwell Ultra | Blackwell | |
| VRAM | 288 GB HBM3e | 16 GB GDDR7 | |
| Memory Bandwidth | 8,000 GB/s | 960 GB/s | |
| FP16 (Tensor) | 2250.0 TFLOPS | 56.0 TFLOPS | |
| FP32 | 75.0 TFLOPS | 28.0 TFLOPS | |
| TDP | 1400W | 360W | |
| Release Year | 2025 | 2025 | |
| Segment | Data center | Consumer | |
| Best For | Frontier AI training largest model workloads | Gaming inference fine-tuning | |
| Cloud Pricing | |||
| Cheapest On-Demand | — | — | |
| Cheapest Spot | — | — | |
| Providers | 1 | 0 | |
NVIDIA B300
NVIDIA GeForce RTX 5080