Advanced Micro Devices acknowledged Wednesday it overpaid in its $5.6 billion acquisition of graphics chip maker ATI Technologies Inc., adding to the deepening financial woes of the slumping semiconductor company. Sunnyvale's AMD, the world's No. 2 maker of microprocessors behind Intel, said in a filing with the Securities and Exchange Commission it will have to write down the value of the goodwill estimate it attached to ATI when it bought the company in October 2006. AMD...




