How to set core clock and memory clock [GTX 2080Ti]

Hello, i want to set my GPU 2080Ti to fixed frequency, and i use nvidia-smi -q to query supported frequency, its result is N/A. how to fix it??

$nvidia-smi -q -d SUPPORTED_CLOCKS

==============NVSMI LOG==============

Timestamp                           : Thu Jul 16 14:35:50 2020
Driver Version                      : 440.82
CUDA Version                        : 10.2

Attached GPUs                       : 8
GPU 00000000:53:00.0
    Supported Clocks                : N/A

GPU 00000000:54:00.0
    Supported Clocks                : N/A

GPU 00000000:56:00.0
    Supported Clocks                : N/A

GPU 00000000:57:00.0
    Supported Clocks                : N/A

GPU 00000000:C1:00.0
    Supported Clocks                : N/A

GPU 00000000:C2:00.0
    Supported Clocks                : N/A

GPU 00000000:C4:00.0
    Supported Clocks                : N/A

GPU 00000000:C5:00.0
    Supported Clocks                : N/A

sudo nvidia-smi -ac 1350,7000

$sudo nvidia-smi -ac 1350,7000
Setting applications clocks is not supported for GPU 00000000:53:00.0.
Treating as warning and moving on.
Setting applications clocks is not supported for GPU 00000000:54:00.0.
Treating as warning and moving on.
Setting applications clocks is not supported for GPU 00000000:56:00.0.
Treating as warning and moving on.
Setting applications clocks is not supported for GPU 00000000:57:00.0.
Treating as warning and moving on.
Setting applications clocks is not supported for GPU 00000000:C1:00.0.
Treating as warning and moving on.
Setting applications clocks is not supported for GPU 00000000:C2:00.0.
Treating as warning and moving on.
Setting applications clocks is not supported for GPU 00000000:C4:00.0.
Treating as warning and moving on.
Setting applications clocks is not supported for GPU 00000000:C5:00.0.
Treating as warning and moving on.
All done.