GBT GV-R724OC-2GI (REV. 2.0) Graphics card GRA PCX R7 240 2GB OC R2.0 NVIDIA GeForce GTX 780 Ti 7000 MHz 3072 MB PCI-Express (Accessory)
"GBT GV-R724OC-2GI (REV. 2.0) Graphics card GRA PCX R7 240 2GB OC R2.0 NVIDIA GeForce GTX 780 Ti 7000 MHz PCI-Express 3072 Mo" it is an AMD or NVIDIA, but not two at once.