user: Question: Which model number has an order part number of TMDML44BKX5LD?
Columns: ['Model number', 'Frequency', 'L2 cache', 'Multi 1', 'Voltage', 'Socket', 'Release date', 'Order part number']
Types: ['text', 'text', 'text', 'text', 'real', 'text', 'text', 'text']
Sample row: ['Turion 64 ML-28', '1600MHz', '512 KB', '8x', 1.35, 'Socket 754', 'June 22, 2005', 'TMDML28BKX4LD']
SQL:

assistant: SELECT "Model number" FROM "Table" WHERE "Order part number" = 'TMDML44BKX5LD';