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

### Instruction:
What are the notes recorded for the model HIS HD4850 (512MB)?

### Inputs:
table_name: table, columns: ['Model', 'Year', 'Code name', 'Fab ( nm )', 'Bus interface', 'Transistor count (Millions)', 'Memory max ( MiB )', 'Core ( MHz )', 'Memory ( MHz )', 'Type', 'Bus Width ( Bit )', 'DirectX', 'Shader Model', 'OpenGL', 'Maximum Resolution', 'IceQ4 Cooling System', 'Notes']

### Response:
SELECT Notes FROM table WHERE Model = HIS HD4850 (512MB)