Can Flux.2 Dev run on AMD Instinct MI325X 256GB?
YES — Runs Great
S90Excellent
Flux.2 Dev needs ~64.0 GB VRAM. AMD Instinct MI325X 256GB has 256.0 GB.
| Precision | VRAM Needed | Status | Grade |
|---|---|---|---|
| FP16Best | 64.0 GB | Runs natively | S |
| FP8 | 20.0 GB | Runs natively | S |
64.0 GB required256.0 GB available
25% VRAM used
Parameters
32B
Precision
FP16
Max Resolution
1024×1024
VRAM
64.0 GB / 256.0 GB
Gen Time
~12.4s
Performance by workload
| Workload | Grade | Fit | VRAM | Gen Time |
|---|---|---|---|---|
| Quick | S | Runs natively | 63.5 GB | ~12.4s |
| Standard | S | Runs natively | 64.0 GB | ~12.4s |
| High Quality | S | Runs natively | 64.0 GB | ~12.4s |
Resolution compatibility
How Flux.2 Dev (32B params) performs at each resolution on AMD Instinct MI325X 256GB (256.0 GB usable).
| Resolution | VRAM Required | AMD Instinct MI325X 256GB |
|---|---|---|
| 512×512 | 63.5 GB | S● |
| 768×768 | 63.7 GB | S● |
| 1024×1024 | 64.0 GB | S● |
Memory breakdown
Required: 64.0 GBAvailable: 256.0 GB
Weights64.0 GB
VAE0.2 GB
Text Encoder9.6 GB
Activations0.8 GB
Overhead0.5 GB
Frequently asked questions
Can AMD Instinct MI325X 256GB run Flux.2 Dev?
Yes, AMD Instinct MI325X 256GB can run Flux.2 Dev for image generation. Runs natively.
How much VRAM does Flux.2 Dev need?
Flux.2 Dev (32B parameters) requires approximately 64.0 GB at FP16. AMD Instinct MI325X 256GB provides 256.0 GB.
What resolution can Flux.2 Dev produce on AMD Instinct MI325X 256GB?
On AMD Instinct MI325X 256GB, Flux.2 Dev can generate images at up to 1024x1024. Generation time is approximately 12.4 seconds per image.
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