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[Docs] Move quant supported hardware table to README (#23663)

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Signed-off-by: Harry Mellor <19981378+hmellor@users.noreply.github.com>
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48
docs/features/quantization/README.md
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@ -4,7 +4,6 @@ Quantization trades off model precision for smaller memory footprint, allowing l
Contents:
- [Supported Hardware](supported_hardware.md)
- [AutoAWQ](auto_awq.md)
- [AutoRound](auto_round.md)
- [BitsAndBytes](bnb.md)
@ -19,3 +18,50 @@ Contents:
- [AMD Quark](quark.md)
- [Quantized KV Cache](quantized_kvcache.md)
- [TorchAO](torchao.md)
## Supported Hardware
The table below shows the compatibility of various quantization implementations with different hardware platforms in vLLM:
<style>
td:not(:first-child) {
text-align: center !important;
}
td {
padding: 0.5rem !important;
white-space: nowrap;
}
th {
padding: 0.5rem !important;
min-width: 0 !important;
}
th:not(:first-child) {
writing-mode: vertical-lr;
transform: rotate(180deg)
}
</style>
| Implementation | Volta | Turing | Ampere | Ada | Hopper | AMD GPU | Intel GPU | Intel Gaudi | x86 CPU | AWS Neuron | Google TPU |
|-----------------------|---------|----------|----------|-------|----------|-----------|-------------|-------------|-----------|--------------|--------------|
| AWQ | ❌ | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ❌ | ✅︎ | ❌ | ✅︎ | ❌ | ❌ |
| GPTQ | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ❌ | ✅︎ | ❌ | ✅︎ | ❌ | ❌ |
| Marlin (GPTQ/AWQ/FP8) | ❌ | ❌ | ✅︎ | ✅︎ | ✅︎ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ |
| INT8 (W8A8) | ❌ | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ❌ | ❌ | ❌ | ✅︎ | ✅︎ | ✅︎ |
| FP8 (W8A8) | ❌ | ❌ | ❌ | ✅︎ | ✅︎ | ✅︎ | ❌ | ❌ | ❌ | ✅︎ | ❌ |
| BitBLAS | ✅︎ | ✅ | ✅︎ | ✅︎ | ✅︎ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ |
| BitBLAS (GPTQ) | ❌ | ❌ | ✅︎ | ✅︎ | ✅︎ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ |
| bitsandbytes | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ |
| DeepSpeedFP | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ |
| GGUF | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ❌ | ❌ | ❌ | ❌ | ❌ |
| INC (W8A8) | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ✅︎ | ❌ | ❌ | ❌ |
- Volta refers to SM 7.0, Turing to SM 7.5, Ampere to SM 8.0/8.6, Ada to SM 8.9, and Hopper to SM 9.0.
- ✅︎ indicates that the quantization method is supported on the specified hardware.
- ❌ indicates that the quantization method is not supported on the specified hardware.
!!! note
This compatibility chart is subject to change as vLLM continues to evolve and expand its support for different hardware platforms and quantization methods.
For the most up-to-date information on hardware support and quantization methods, please refer to <gh-dir:vllm/model_executor/layers/quantization> or consult with the vLLM development team.

2
docs/features/quantization/bitblas.md
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@ -5,7 +5,7 @@ vLLM now supports [BitBLAS](https://github.com/microsoft/BitBLAS) for more effic
!!! note
Ensure your hardware supports the selected `dtype` (`torch.bfloat16` or `torch.float16`).
Most recent NVIDIA GPUs support `float16`, while `bfloat16` is more common on newer architectures like Ampere or Hopper.
For details see [supported hardware](supported_hardware.md).
For details see [supported hardware](README.md#supported-hardware).
Below are the steps to utilize BitBLAS with vLLM.

32
docs/features/quantization/supported_hardware.md
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@ -1,32 +0,0 @@
# Supported Hardware
The table below shows the compatibility of various quantization implementations with different hardware platforms in vLLM:
<style>
th {
white-space: nowrap;
min-width: 0 !important;
}
</style>
| Implementation | Volta | Turing | Ampere | Ada | Hopper | AMD GPU | Intel GPU | Intel Gaudi | x86 CPU | AWS Neuron | Google TPU |
|-----------------------|---------|----------|----------|-------|----------|-----------|-------------|-------------|-----------|--------------|--------------|
| AWQ | ❌ | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ❌ | ✅︎ | ❌ | ✅︎ | ❌ | ❌ |
| GPTQ | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ❌ | ✅︎ | ❌ | ✅︎ | ❌ | ❌ |
| Marlin (GPTQ/AWQ/FP8) | ❌ | ❌ | ✅︎ | ✅︎ | ✅︎ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ |
| INT8 (W8A8) | ❌ | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ❌ | ❌ | ❌ | ✅︎ | ✅︎ | ✅︎ |
| FP8 (W8A8) | ❌ | ❌ | ❌ | ✅︎ | ✅︎ | ✅︎ | ❌ | ❌ | ❌ | ✅︎ | ❌ |
| BitBLAS (GPTQ) | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ |
| bitsandbytes | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ |
| DeepSpeedFP | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ |
| GGUF | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ✅︎ | ❌ | ❌ | ❌ | ❌ | ❌ |
| INC (W8A8) | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ✅︎ | ❌ | ❌ | ❌ |
- Volta refers to SM 7.0, Turing to SM 7.5, Ampere to SM 8.0/8.6, Ada to SM 8.9, and Hopper to SM 9.0.
- ✅︎ indicates that the quantization method is supported on the specified hardware.
- ❌ indicates that the quantization method is not supported on the specified hardware.
!!! note
This compatibility chart is subject to change as vLLM continues to evolve and expand its support for different hardware platforms and quantization methods.
For the most up-to-date information on hardware support and quantization methods, please refer to <gh-dir:vllm/model_executor/layers/quantization> or consult with the vLLM development team.