AMD Instinct MI350X 对比 NVIDIA B300 — GPU 比较 (Apr 2026)
AMD Instinct MI350X (288GB HBM3e, 1,800 TFLOPS FP16, CDNA 4) vs NVIDIA B300 (288GB HBM3e, 2,250 TFLOPS FP16, Blackwell Ultra)
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AMD Instinct MI350X
288GB HBM3e · CDNA 4
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NVIDIA B300
288GB HBM3e · Blackwell Ultra
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|---|---|---|---|
| 规格 | |||
| 制造商 | AMD | NVIDIA | |
| 架构 | CDNA 4 | Blackwell Ultra | |
| VRAM | 288 GB HBM3e | 288 GB HBM3e | |
| 带宽 | 8,000 GB/s | 8,000 GB/s | |
| FP16 (Tensor) | 1800.0 TFLOPS | 2250.0 TFLOPS | |
| FP32 | 72.0 TFLOPS | 75.0 TFLOPS | |
| TDP | 1000W | 1400W | |
| 发布年份 | 2025 | 2025 | |
| 细分市场 | Data center | Data center | |
| 适用场景 | Next-gen AI training inference at scale | Frontier AI training largest model workloads | |
| 云端价格 | |||
| 最便宜的按需 | — | — | |
| 最便宜的竞价 | — | — | |
| 供应商 | 1 | 1 | |
AMD Instinct MI350X
NVIDIA B300