AMD Instinct MI325X 对比 NVIDIA GeForce RTX 5080 — GPU 比较 (Apr 2026)
AMD Instinct MI325X (256GB HBM3e, 1,307 TFLOPS FP16, CDNA 3) vs NVIDIA GeForce RTX 5080 (16GB GDDR7, 56 TFLOPS FP16, Blackwell). Cloud pricing: AMD Instinct MI325X from $2.00/hr. Compare specs, VRAM, performance, and pricing across 1 cloud providers to find the best GPU for your AI workload.
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AMD Instinct MI325X
256GB HBM3e · CDNA 3
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NVIDIA GeForce RTX 5080
16GB GDDR7 · Blackwell
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| 规格 | |||
| 制造商 | AMD | NVIDIA | |
| 架构 | CDNA 3 | Blackwell | |
| VRAM | 256 GB HBM3e | 16 GB GDDR7 | |
| 带宽 | 6,000 GB/s | 960 GB/s | |
| FP16 (Tensor) | 1307.0 TFLOPS | 56.0 TFLOPS | |
| FP32 | 163.4 TFLOPS | 28.0 TFLOPS | |
| TDP | 1000W | 360W | |
| 发布年份 | 2024 | 2025 | |
| 细分市场 | Data center | Consumer | |
| 适用场景 | AI training large model inference | Gaming inference fine-tuning | |
| 云端价格 | |||
| 最便宜的按需 | $2.00/hr | — | |
| 最便宜的竞价 | — | — | |
| 供应商 | 2 | 0 | |
| 供应商价格（按需） | |||
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$2.00/hr | 不适用 | |
AMD Instinct MI325X
NVIDIA GeForce RTX 5080