Best Cloud GPUs for LLM Workloads — May 2026
LLM-tuned GPUs — typically the H/H200/B-series and AMD MI300+ class with maximum VRAM and bandwidth.
MI300X vs H100 SXM — top picks from this guide
|
MI300X
CDNA 3 · 192 GB
|
H100 SXM
Hopper · 80 GB
|
|
|---|---|---|
| Specifications | ||
| Manufacturer | AMD | NVIDIA |
| Architecture | CDNA 3 | Hopper |
| VRAM | 192 GB HBM3 | 80 GB HBM3 |
| Memory Bandwidth | 5,300 GB/s | 3,350 GB/s |
| FP16 (Tensor) | 1,307 TFLOPS | 990 TFLOPS |
| FP32 | 163.4 TFLOPS | 67 TFLOPS |
| TDP | 750 W | 700 W |
| Release Year | 2023 | 2023 |
| Segment | Data center | Data center |
| Cloud Pricing | ||
| Cheapest On-Demand | $1.85/hr | $1.57/hr |
| Providers | 2 | 7 |
Build your own GPU comparison
Select any 2 GPUs from this guide and open them side-by-side.
Tip: GPU comparisons run in pairs. Pick exactly 2 — if you skip selection, we open the top 2 from this guide.