NVIDIA A2 对比 NVIDIA B300 — GPU 比较 (Apr 2026)
NVIDIA A2 (16GB GDDR6, 18 TFLOPS FP16, Ampere) vs NVIDIA B300 (288GB HBM3e, 2,250 TFLOPS FP16, Blackwell Ultra). Cloud pricing: NVIDIA A2 from $0.22/hr. Compare specs, VRAM, performance, and pricing across 1 cloud providers to find the best GPU for your AI workload.
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NVIDIA A2
16GB GDDR6 · Ampere
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NVIDIA B300
288GB HBM3e · Blackwell Ultra
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| 规格 | |||
| 制造商 | NVIDIA | NVIDIA | |
| 架构 | Ampere | Blackwell Ultra | |
| VRAM | 16 GB GDDR6 | 288 GB HBM3e | |
| 带宽 | 200 GB/s | 8,000 GB/s | |
| FP16 (Tensor) | 18.0 TFLOPS | 2250.0 TFLOPS | |
| FP32 | 4.5 TFLOPS | 75.0 TFLOPS | |
| TDP | 60W | 1400W | |
| 发布年份 | 2021 | 2025 | |
| 细分市场 | Data center | Data center | |
| 适用场景 | Edge inference entry-level AI | Frontier AI training largest model workloads | |
| 云端价格 | |||
| 最便宜的按需 | $0.22/hr | — | |
| 最便宜的竞价 | — | — | |
| 供应商 | 1 | 1 | |
| 供应商价格（按需） | |||
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$0.22/hr | 不适用 | |
NVIDIA A2
NVIDIA B300