CREATE TABLE table_26578 ("Processor" TEXT, "Brand name" TEXT, "Model  ( list ) " TEXT, "Cores" FLOAT, "L2 Cache" TEXT, "Socket" TEXT, "TDP" TEXT)

What's the l2 cache of the model with TDP of 5.5-10 w?
SELECT "L2 Cache" FROM table_26578 WHERE "TDP" = '5.5-10 W'
SELECT "L2 Cache" FROM "table_26578" WHERE "TDP" = '5.5-10 W'