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

### Instruction:
What are the processors supported by a ddr2 memory and the nforce 550 model?

### Inputs:
table_name: table, columns: ['Model', 'Processors Supported', 'FSB/HT Frequency (MHz)', 'Memory', 'PCI-Express', 'SATA', 'PATA', 'Sound']

### Response:
SELECT Processors Supported FROM table WHERE Memory = ddr2 AND Model = nforce 550