ASUS EAX1600XT Silent/TVD, GDDR3, 1380 MHz, 2048 x 1536 pixels ASUS EAX1600XT Silent/TVD. Processor frequency: 590 MHz. Graphics card memory type: GDDR3, Memory clock speed: 1380 MHz. Maximum resolution: 2048 x 1536 pixels. DirectX version: 9.0, OpenGL version: 2.0