AMD Instinct MI355X 対 NVIDIA GeForce RTX 3080 — GPU 比較 (Apr 2026)
AMD Instinct MI355X (288GB HBM3e, 1,800 TFLOPS FP16, CDNA 4) vs NVIDIA GeForce RTX 3080 (10GB GDDR6X, 29.8 TFLOPS FP16, Ampere). Cloud pricing: AMD Instinct MI355X from $2.59/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 MI355X
288GB HBM3e · CDNA 4
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NVIDIA GeForce RTX 3080
10GB GDDR6X · Ampere
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| 仕様 | |||
| 製造元 | AMD | NVIDIA | |
| アーキテクチャ | CDNA 4 | Ampere | |
| VRAM | 288 GB HBM3e | 10 GB GDDR6X | |
| 帯域幅 | 8,000 GB/s | 760 GB/s | |
| FP16 (Tensor) | 1800.0 TFLOPS | 29.8 TFLOPS | |
| FP32 | 72.0 TFLOPS | 14.9 TFLOPS | |
| TDP | 1400W | 320W | |
| 発売年 | 2025 | 2020 | |
| セグメント | Data center | Consumer | |
| 最適用途 | Frontier AI training highest-end AMD workloads | Gaming inference | |
| クラウド価格 | |||
| 最安オンデマンド | $2.59/hr | — | |
| 最安スポット | — | — | |
| プロバイダー | 1 | 0 | |
| プロバイダー価格（オンデマンド） | |||
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$2.59/hr | 該当なし | |
AMD Instinct MI355X
NVIDIA GeForce RTX 3080