CREATE TABLE table_13570 ("Model number" TEXT, "sSpec number" TEXT, "Cores" TEXT, "Frequency" TEXT, "Turbo" TEXT, "L2 cache" TEXT, "L3 cache" TEXT, "GPU model" TEXT, "GPU frequency" TEXT, "Socket" TEXT, "I/O bus" TEXT, "Release date" TEXT, "Part number ( s ) " TEXT, "Release price  (  USD  ) " TEXT)

What's the GPU model that has sSpec number SR16Z(c0)?
SELECT "GPU model" FROM table_13570 WHERE "sSpec number" = 'sr16z(c0)'
SELECT "GPU model" FROM "table_13570" WHERE "sSpec number" = 'sr16z(c0)'