Method of controlling operation mode of graphic processing unit

• Main Authors: CHUNG, LIUN, FAN, SHENG-SHIUAN
• Format: Patent
• Language: Chinese; English
• Published: 01.12.2009
• Subjects: CALCULATING; CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION ANDCOMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION ANDCOMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THIR OWNENERGY USE; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; IMAGE DATA PROCESSING OR GENERATION, IN GENERAL; PHYSICS; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE

The disclosure is a method of controlling operation mode of a graphic processing unit applied to a computer system. The graphic processing unit includes a plurality of stream processors. The method includes steps of: detecting an operating status of the computer system to determine a normal-operation mode or a power-saving mode of the computer system; when the graphic processing unit is operated in the normal-operation mode, all the plurality of the stream processors being activated; and when the graphic processing unit is operated in the power-saving mode, a portion of the plurality of the stream processors being activated.