What is the value for congi core 1 if the code name is Redwood and core clock(mhz) is 500?
create table table_25005714_3 (config_core_1 varchar, code_name varchar, core_clock___mhz__ varchar, PRIMARY KEY (config_core_1))
select config_core_1 from table_25005714_3 where code_name = "redwood" and core_clock___mhz__ = "500"