Flopper.io GPU Comparison Sheet
September 9, 2026
flopper.io/compare/amd-mi300x-192gb-vs-nvidia-h100-pcie-80gbAMD Instinct MI300X 192GB vs NVIDIA H100 PCIe 80GB
Side by side datacenter GPU specifications from the Flopper.io database.
Overview
| AMD Instinct MI300X 192GB | NVIDIA H100 PCIe 80GB | |
|---|---|---|
| FP32 TFLOPS | 163.4 | 51.0 |
| Memory | 192 GB | 80 GB |
| Memory Bandwidth | 5.3 TB/s | 2.0 TB/s |
| TDP | 750 W | 350 W |
Performance by Precision
| Precision | AMD Instinct MI300X 192GB peak TFLOPS (dense) | NVIDIA H100 PCIe 80GB peak TFLOPS (dense) |
|---|---|---|
| FP64 | 81.7 | 26.0 |
| FP32 | 163.4 | 51.0 |
| TF32 | 653.7 | 378.0 |
| BF16 | 1307.4 | 756.5 |
| FP16 | 1307.4 | 756.5 |
| FP8 | 2614.9 | 1513.0 |
| FP6 | — | — |
| FP4 | — | — |
| INT8 | 2614.9 | 1513.0 |
Specifications
| AMD Instinct MI300X 192GB | NVIDIA H100 PCIe 80GB | |
|---|---|---|
| Architecture | CDNA 3 | Hopper |
| Process Node | 5nm FinFET | 4nm |
| Launch Year | 2023 | 2022 |
| Form Factor | OAM | PCIe |
| Memory Type | — | — |
| Interface Width | — | — |
| Interconnect | — | — |
| TDP | 750 W | 350 W |
| FP32 Efficiency | 0.22 TFLOPS/W | 0.15 TFLOPS/W |