Flopper.io GPU Comparison Sheet
NVIDIA H100 SXM5 80GB vs NVIDIA GH200 144GB HBM3e
Side by side datacenter GPU specifications from the Flopper.io database.
Overview
| NVIDIA H100 SXM5 80GB | NVIDIA GH200 144GB HBM3e | |
|---|---|---|
| FP32 TFLOPS | 67.0 | 67.0 |
| VRAM | 80 GB | 144 GB |
| Memory Bandwidth | 3.4 TB/s | 4.9 TB/s |
| TDP | 700 W | 1.0 kW |
Performance by Precision
| Precision | NVIDIA H100 SXM5 80GB peak TFLOPS (dense) | NVIDIA GH200 144GB HBM3e peak TFLOPS (dense) |
|---|---|---|
| INT8 | 1979.0 | 1979.0 |
| FP8 | 1979.0 | 1979.0 |
| FP16 | 990.0 | 990.0 |
| BF16 | 990.0 | 990.0 |
| TF32 | 494.0 | 494.0 |
| FP32 | 67.0 | 67.0 |
| FP64_TC Tensor Core | 67.0 | — |
| FP64 | 34.0 | 34.0 |
Specifications
| NVIDIA H100 SXM5 80GB | NVIDIA GH200 144GB HBM3e | |
|---|---|---|
| Architecture | Hopper | Hopper |
| Process Node | 4nm | 4nm |
| Launch Year | 2022 | 2024 |
| Form Factor | SXM | SXM |
| Memory Type | — | HBM3e |
| Interface Width | — | — |
| Interconnect | — | NVLink-C2C |
| TDP | 700 W | 1.0 kW |
| FP32 Efficiency | 0.10 TFLOPS/W | 0.07 TFLOPS/W |