Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_38 (pata INTEGER, model VARCHAR)
### Question:
How many PATAs does an nForce Professional 3400 MCP have?
### Answer:
SELECT SUM(pata) FROM table_name_38 WHERE model = "nforce professional 3400 mcp"