Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Name the bus width bits when bandwidth mb/s is 3200

### Inputs:
table_name: table, columns: ['Designation', 'Bus width (bits)', 'Channels', 'Clock rate (MHz)', 'Bandwidth (MB/s)']

### Response:
SELECT Bus width (bits) FROM table WHERE Bandwidth (MB/s) = 3200