An ultrasound diagnosis apparatus comprising: a two-dimensional transducer array in which a plurality of transducers are arranged two-dimensionally, the plurality of transducers transmitting ultrasound signals to a target object along one scan line, and receiving ultrasound echo signals reflected from the target object; a first analog beamformer configured to perform analog beamforming in a first direction on the ultrasound echo signals to generate a plurality of first analog signals; a second analog beamformer configured to perform analog beamforming in a second direction perpendicular to the first direction on the ultrasound echo signals to generate a plurality of second analog signals; and a digital beamformer configured to perform digital beamforming based on the plurality of first analog signals to generate a plurality of first digital signals corresponding to a plurality of scan lines arranged in the second direction, for a first ultrasound image perpendicular to the first direction, and perform digital beamforming based on the plurality of second analog signals to generate a plurality of second digital signals corresponding to a plurality of scan lines arranged in the first direction, for a second ultrasound image perpendicular to the second direction; an image processor configured to generate a first ultrasound image based on the plurality of first digital signals, and generate a second ultrasound image based on the plurality of second digital signals; and a display configured to display the first ultrasound image, the second ultrasound image, and at least one of a first adjustment bar that adjusts frame rates of the first ultrasound image and the second ultrasound image, and a second adjustment bar that adjusts resolutions of the first ultrasound image and the second ultrasound image. a two-dimensional transducer array in which a plurality of transducers are arranged two-dimensionally, the plurality of transducers transmitting ultrasound signals to a target object along one scan line, and receiving ultrasound echo signals reflected from the target object; a first analog beamformer configured to perform analog beamforming in a first direction on the ultrasound echo signals to generate a plurality of first analog signals; a second analog beamformer configured to perform analog beamforming in a second direction perpendicular to the first direction on the ultrasound echo signals to generate a plurality of second analog signals; and a digital beamformer configured to perform digital beamforming based on the plurality of first analog signals to generate a plurality of first digital signals corresponding to a plurality of scan lines arranged in the second direction, for a first ultrasound image perpendicular to the first direction, and perform digital beamforming based on the plurality of second analog signals to generate a plurality of second digital signals corresponding to a plurality of scan lines arranged in the first direction, for a second ultrasound image perpendicular to the second direction; an image processor configured to generate a first ultrasound image based on the plurality of first digital signals, and generate a second ultrasound image based on the plurality of second digital signals; and a display configured to display the first ultrasound image, the second ultrasound image, and at least one of a first adjustment bar that adjusts frame rates of the first ultrasound image and the second ultrasound image, and a second adjustment bar that adjusts resolutions of the first ultrasound image and the second ultrasound image. <EOS>