CREATE TABLE table_29211 ("Model" TEXT, "Speed  ( GHz ) " TEXT, "L2 Cache  ( MB ) " FLOAT, "L3 Cache  ( MB ) " FLOAT, "FSB  ( MHz ) " FLOAT, "TDP  ( W ) " FLOAT)

What's the L2 cache for the 7140N model?
SELECT "L2 Cache (MB)" FROM table_29211 WHERE "Model" = '7140N'
SELECT "L2 Cache (MB)" FROM "table_29211" WHERE "Model" = '7140N'