CREATE TABLE table_68907 ("Model" CLOB, "Codename" CLOB, "Released" CLOB, "Fab  (  nm  ) " FLOAT, "SATA" CLOB, "USB 2.0+1.1" CLOB, "USB 3.0" CLOB, "Parallel ATA 1" CLOB, "RAID" FLOAT, "Gb Ethernet MAC" CLOB, "Package" CLOB, "TDP  (  W  ) " FLOAT)

What is the TDP (w) of the chipset with a codename sb850?
SELECT COUNT("TDP ( W )") FROM table_68907 WHERE "Codename" = 'sb850'
SELECT COUNT("TDP ( W )") FROM "table_68907" WHERE "Codename" = 'sb850'