from vllm.model_executor.layers.quantization import QUANTIZATION_METHODS from vllm.platforms import current_platform def is_quant_method_supported(quant_method: str) -> bool: # Currently, all quantization methods require Nvidia or AMD GPUs if not (current_platform.is_cuda() or current_platform.is_rocm()): return False capability = current_platform.get_device_capability() assert capability is not None min_capability = QUANTIZATION_METHODS[quant_method].get_min_capability() return capability.to_int() >= min_capability