Big Sur Success on MSI mpg z490 gaming plus but I've problems with acceleration on gtx 780

MSI MPG Z490-Gaming Plus
Intel Core i5-10600K
OpenCore 0.8.0
MacOS 11.6.5 Big Sur
Corsair Vengeance 2x8 gb DDR4 2666 Mhz​

with Success but I have problems with gtx 780 3 gb Acceleration is not activated

NVIDIA GeForce GTX 780:

Modello Chipset: NVIDIA GeForce GTX 780
Tipo: GPU
Bus: PCIe
Slot: Slot-1
Larghezza canale PCIe: x16
VRAM (totale): 3 GB
Fornitore: NVIDIA (0x10de)
ID dispositivo: 0x1004
ID revisione: 0x00a1...

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