user: ### NOW ANSWER:
Question: Bandwidth (MB/s) smaller than 4800, and a Bus width (bits) smaller than 16 has what highest Clock rate (MHz)?
Columns: ['Designation', 'Bus width (bits)', 'Channels', 'Clock rate (MHz)', 'Bandwidth (MB/s)']
Types: ['text', 'real', 'text', 'real', 'real']
Sample row: ['PC600', 16.0, 'Single', 266.0, 1066.0]
SQL:

assistant: SELECT MAX("Clock rate (MHz)") FROM "Table" WHERE "Bandwidth (MB/s)" < 4800.0 AND "Bus width (bits)" < 16.0;