Table: xeon_cpu_specs
Columns: model
speed_ghz
l2_cache_mb
l3_cache_mb
fsb_mhz
tdp_w

Question: How many different FSB are there for the 7140N model?
SQL: SELECT COUNT("fsb_mhz") FROM xeon_cpu_specs WHERE "model" = '7140N'

Question: How many different L2 cache numbers are there for the 7130M model?
SQL: SELECT COUNT("l2_cache_mb") FROM xeon_cpu_specs WHERE "model" = '7130M'

Question: What's the maximal L3 cache for any of the models given?
SQL: SELECT MAX("l2_cache_mb") FROM xeon_cpu_specs

Question: What's the TDP for the 7130N model?
SQL: SELECT MIN("tdp_w") FROM xeon_cpu_specs WHERE "model" = '7130N'

Question: What's the L2 cache for the 7140N model?
SQL: SELECT "l2_cache_mb" FROM xeon_cpu_specs WHERE "model" = '7140N'