Main page of NVidia Codec SDK say that Quadro P4000 have 2 NVENC engines. This noted in section “NVENC - Hardware-Accelerated Video Encoding” in diagram “ENCODE PERFOMANCE” shown that “P4000/P5000/P6000” have x2 NVENC engines:
But, in other page “GPU Support Matrix” is noted that Quadro P4000 have only one NVENC engine:
Quadro P4000 is based on GP104 chip that have two NVENC. But someone say, that one of them is disabled in P4000, is it true? How many enabled NVENC engines Quadro P4000 really have?