NVIDIA H100 PCIevsNVIDIA A100 SXM
Comprehensive comparison for AI, machine learning, and high-performance computing workloads.
NVIDIA H100 PCIe
Hopper Architecture
NVIDIA A100 SXM
Ampere Architecture
Detailed Specifications
| Specification | NVIDIA H100 PCIe | NVIDIA A100 SXM |
|---|---|---|
| Architecture | Hopper | Ampere |
| Release Year | 2022 | 2020 |
| VRAM | 80 GB | 80 GB |
| Memory Type | HBM3 | HBM2e |
| Memory Bandwidth | 2000 GB/s | 2039 GB/s+1.9% |
| FP32 Performance | 51 TFLOPS+161.5% | 19.5 TFLOPS |
| FP16 Performance | 102 TFLOPS+30.8% | 78 TFLOPS |
| INT8 Performance | 2040 TOPS+226.9% | 624 TOPS |
| Tensor Cores | 14592 | 6912 |
| CUDA Cores | 14592 | 6912 |
| TDP | 350W | 400W |
| Form Factor | PCIe | SXM |
| NVLink Support | No | Yes |
| Avg. Price/Hour | $1.4+33.3% | $1.05 |
Performance Breakdown
Compute Performance
Single-precision floating-point performance for general compute workloads
NVIDIA H100 PCIe is 161.5% faster
AI Training Performance
Half-precision performance optimized for deep learning training
NVIDIA H100 PCIe is 30.8% faster
AI Inference Performance
Integer performance for efficient model inference and deployment
NVIDIA H100 PCIe is 226.9% faster
Memory Bandwidth
Data transfer speed between GPU and memory
NVIDIA A100 SXM is 1.9% faster
NVIDIA H100 PCIe
NVIDIA A100 SXM
NVIDIA A100 SXM
NVIDIA H100 PCIe
Ideal Workloads
NVIDIA H100 PCIe
NVIDIA A100 SXM
Cost Analysis
Hourly Rate
Daily Cost
Monthly Cost
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Frequently Asked Questions
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