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

### Instruction:
What Hyper Transport version has 22.4 gb/s of Max. Aggregate bandwidth?

### Inputs:
table_name: table, columns: ['HyperTransport version', 'Year', 'Max. HT frequency', 'Max. link width', 'Max. aggregate bandwidth (bi-directional)', 'Max. bandwidth at 16-bit unidirectional', 'Max. bandwidth at 32-bit unidirectional*']

### Response:
SELECT HyperTransport version FROM table WHERE Max. aggregate bandwidth (bi-directional) = 22.4 gb/s