Which model has the least amount of RAM? List the model name and the amount of RAM.
SELECT Model_name ,  RAM_MiB FROM chip_model ORDER BY RAM_MiB ASC LIMIT 1;
SELECT Model_name ,  RAM_MiB FROM chip_model ORDER BY RAM_MiB ASC LIMIT 1;
[{'Model_name': 'X5', 'RAM_MiB': 32.0}]