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Optimum for Intel® Gaudi® AI Accelerator

Optimum for Intel Gaudi AI accelerator is the interface between Hugging Face libraries (Transformers, Diffusers, Accelerate,…) and Intel Gaudi AI Accelerators (HPUs). It provides a set of tools that enable easy model loading, training and inference on single- and multi-HPU settings for various downstream tasks as shown in the table below.

Tutorials

Learn the basics and become familiar with training transformers on HPUs with 🤗 Optimum. Start here if you are using 🤗 Optimum for Intel Gaudi for the first time!

How-to guides

Practical guides to help you achieve a specific goal. Take a look at these guides to learn how to use 🤗 Optimum for Intel Gaudi to solve real-world problems.

The Intel Gaudi AI accelerator family currently includes three product generations: Intel Gaudi 1, Intel Gaudi 2, and Intel Gaudi 3. Each server is equipped with 8 devices, known as Habana Processing Units (HPUs), providing 128GB of memory on Gaudi 3, 96GB on Gaudi 2, and 32GB on the first-gen Gaudi. For more details on the underlying hardware architecture, check out the Gaudi Architecture Overview. Optimum for Intel Gaudi library is fully compatible with all three generations of Gaudi accelerators.

For in-depth examples of running workloads on Gaudi, explore the following blog posts:

- Benchmarking Intel Gaudi 2 with NVIDIA A100 GPUs
- Accelerating Vision-Language Models: BridgeTower on Habana Gaudi2

The following model architectures, tasks and device distributions have been validated for Optimum for Intel Gaudi:

> In the tables below, ✅ means single-card, multi-card and DeepSpeed have all been validated.

- Transformers:

Architecture | Training | Inference | Tasks
--- | --- | --- | ---
BERT | ✅ | ✅ | text classification question answering language modeling text feature extraction
RoBERTa | ✅ | ✅ | question answering language modeling
ALBERT | ✅ | ✅ | question answering language modeling
DistilBERT | ✅ | ✅ | question answering language modeling
GPT2 | ✅ | ✅ | language modeling text generation
BLOOM(Z) |  | DeepSpeed | text generation
StarCoder / StarCoder2 | ✅ | Single card | language modeling text generation
GPT-J | DeepSpeed | Single card DeepSpeed | language modeling text generation
GPT-Neo |  | Single card | text generation
GPT-NeoX | DeepSpeed | DeepSpeed | language modeling text generation
OPT |  | DeepSpeed | text generation
Llama 2 / CodeLlama / Llama 3 / Llama Guard / Granite | ✅ | ✅ | language modeling text generation question answering text classification (Llama Guard)
StableLM |  | Single card | text generation
Falcon | LoRA | ✅ | text generation
CodeGen |  | Single card | text generation
MPT |  | Single card | text generation
Mistral |  | Single card | text generation
Phi | ✅ | Single card | language modeling text generation
Mixtral |  | Single card | text generation
Gemma | ✅ | Single card | language modeling text generation
Gemma2 |  | ✅ | text generation
Gemma3 |  | ✅ | text generation
Qwen2 / Qwen3 | Single card | Single card | language modeling text generation
Qwen2-MoE |  | Single card | text generation
Persimmon |  | Single card | text generation
XGLM |  | Single card | text generation
Cohere |  | Single card | text generation
T5 / Flan T5 | ✅ | ✅ | summarization translation question answering
BART |  | Single card | summarization translation question answering
ViT | ✅ | ✅ | image classification
Swin | ✅ | ✅ | image classification
Wav2Vec2 | ✅ | ✅ | audio classification speech recognition
Whisper | ✅ | ✅ | speech recognition
SpeechT5 |  | Single card | text to speech
CLIP | ✅ | ✅ | contrastive image-text training
BridgeTower | ✅ | ✅ | contrastive image-text training
ESMFold |  | Single card | protein folding
Blip |  | Single card | visual question answering image to text
OWLViT |  | Single card | zero shot object detection
ClipSeg |  | Single card | object segmentation
Llava / Llava-next / Llava-onevision |  | Single card | image to text
Paligemma |  | Single card | image to text
idefics2 | LoRA | Single card | image to text
SAM |  | Single card | object segmentation
VideoMAE |  | Single card | Video classification
TableTransformer |  | Single card | table object detection
DETR |  | Single card | object detection
Mllama | LoRA | ✅ | image to text
Video-LLaVA |  | Single card | video comprehension
MiniCPM3 |  | Single card | text generation
Baichuan2 | DeepSpeed | Single card | language modeling text generation
DeepSeek-V2 | ✅ | ✅ | text generation
DeepSeek-V3 / Moonlight |  | ✅ | text generation
ChatGLM | DeepSpeed | Single card | language modeling text generation
Qwen2-VL |  | Single card | image to text
Qwen2.5-VL |  | Single card | image to text
GLM-4V |  | Single card | image to text
Arctic |  | DeepSpeed | text generation
GPT-OSS |  | DeepSpeed | text generation

- Diffusers

Architecture | Training | Inference | Tasks
--- | --- | --- | ---
Stable Diffusion | ✅ | ✅ | text-to-image generation
Stable Diffusion XL | ✅ | ✅ | text-to-image generation
Stable Diffusion Depth2img |  | Single card | depth-to-image generation
Stable Diffusion 3 | ✅ | Single card | text-to-image generation
LDM3D |  | Single card | text-to-image generation
FLUX.1 | LoRA | Single card | text-to-image generation
Text to Video |  | Single card | text-to-video generation
Image to Video |  | Single card | image-to-video generation
i2vgen-xl |  | Single card | image-to-video generation

- PyTorch Image Models/TIMM:

Architecture | Training | Inference | Tasks
--- | --- | --- | ---
FastViT |  | Single card | image classification

- TRL:

Architecture | Training | Inference | Tasks
--- | --- | --- | ---
Llama 2 | ✅ |  | DPO Pipeline
Llama 2 | ✅ |  | PPO Pipeline
Stable Diffusion | ✅ |  | DDPO Pipeline

Other models and tasks supported by the 🤗 Transformers and 🤗 Diffusers library may also work. You can refer to this section for using them with 🤗 Optimum for Intel Gaudi. In addition, this page explains how to modify any example from the 🤗 Transformers library to make it work with 🤗 Optimum for Intel Gaudi.

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