Which Clock Multiplier has a Model Number of c7-m 764?
CREATE TABLE "standard_voltage_90_nm" (
  "model_number" text,
  "clock_speed" text,
  "l2_cache" text,
  "fsb_speed" text,
  "clock_multiplier" text,
  "voltage_range" text,
  "socket" text,
  "release_date" text
);
SELECT "clock_multiplier" FROM "standard_voltage_90_nm" WHERE "model_number"='c7-m 764';