GPU index

Description

Specify the CUDA^® device to target.

Category: Code Generation > GPU Code

Settings

Default: -1

In a multi GPU environment such as NVIDIA^® Drive platforms, specify the CUDA device to target.

Note

GPU index can be used with gpuArray only if gpuDevice and GPU index point to the same GPU. If gpuDevice points to a different GPU, a CUDA_ERROR_INVALID_VALUE runtime error is thrown.

Dependencies

• This parameter requires a GPU Coder™ license.

• To enable this parameter, select Generate GPU code on the Code Generation pane.

Command-Line Information

Parameter: GPUDeviceID

Type: integer

Value: -1 or a valid user-specified index value

Default: -1

Related Topics

• Model Configuration Parameters: GPU Code
• Code Generation from Simulink Models with GPU Coder (GPU Coder)