What's the directx of the model with code name RV770 PRO and a core bigger than 650.0 MHz?
CREATE TABLE table_19161046_1 (directx VARCHAR, code_name VARCHAR, core___mhz__ VARCHAR)
SELECT directx FROM table_19161046_1 WHERE code_name = "RV770 PRO" AND core___mhz__ > 650.0
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_19161046_1 (directx VARCHAR, code_name VARCHAR, core___mhz__ VARCHAR) Question: What's the directx of the model with code name RV770 PRO and a core bigger than 650.0 MHz? [/INST] SELECT directx FROM table_19161046_1 WHERE code_name = "RV770 PRO" AND core___mhz__ > 650.0 </s>