Big Sur on iMac 27", Mid 2011, flashed 4GB NVIDIA Quadro K4100M by Nikey22, having issues with screen brightness, any ideas? Brightness control was working with Catalina Patcher, after installing Big Sur
Tarjeta Gráfica De Vídeo Quadro, K1100m, K1100, Gddr5, 2gb, N15p-q1-a2 Para Imac A1311, A1312, 100% - Repuestos Para Portátiles - AliExpress
Tarjeta gráfica de segunda mano Irun en WALLAPOP
NVIDIA-tarjeta de vídeo de Metal Quadro K1100M, 2GB, MXM, para iMac 11,1 / 11,2 / 11,3 / 12,1/12,2, A1311, A1312, finales de 2009/mediados de 2010 / 2011 - AliExpress