ASUS EAX1650 SILENT/HTD/512M, GDDR2, 128 bit, 780 MHz, 2048 x 1536 pixels ASUS EAX1650 SILENT/HTD/512M. Processor frequency: 500 MHz. Graphics card memory type: GDDR2, Memory bus: 128 bit, Memory clock speed: 780 MHz. Maximum resolution: 2048 x 1536 pixels