SOLIDWORKS 2018 graphics support have the following cards whitelisted for performance and 
other salient features like Order Independent Transparency and Real View:

Quadro FX GRID RTX6000C-1Q
Quadro FX GRID RTX6000C-2Q
Quadro FX GRID RTX6000C-3Q
Quadro FX GRID RTX6000C-4Q
Quadro FX GRID RTX6000C-6Q
Quadro FX GRID RTX6000C-8Q
Quadro FX GRID RTX6000C-12Q
Quadro FX GRID RTX6000C-24Q

Quadro FX GRID RTX8000C-1Q
Quadro FX GRID RTX8000C-2Q
Quadro FX GRID RTX8000C-3Q
Quadro FX GRID RTX8000C-4Q
Quadro FX GRID RTX8000C-6Q
Quadro FX GRID RTX8000C-8Q
Quadro FX GRID RTX8000C-12Q
Quadro FX GRID RTX8000C-16Q
Quadro FX GRID RTX8000C-24Q

Quadro FX GRID T4-1Q
Quadro FX GRID T4-2Q
Quadro FX GRID T4-4Q
Quadro FX GRID T4-8Q
Quadro FX GRID T4-16Q

Quadro FX GRID P100C-1Q
Quadro FX GRID P100C-2Q
Quadro FX GRID P100C-4Q
Quadro FX GRID P100C-6Q
Quadro FX GRID P100C-12Q

Quadro FX GRID V100-1Q
Quadro FX GRID V100-2Q
Quadro FX GRID V100-4Q
Quadro FX GRID V100-8Q
Quadro FX GRID V100-16Q

Quadro FX GRID V100D-1Q
Quadro FX GRID V100D-2Q
Quadro FX GRID V100D-4Q
Quadro FX GRID V100D-8Q
Quadro FX GRID V100D-16Q
Quadro FX GRID V100D-32Q

Quadro FX GRID V100DX-1Q
Quadro FX GRID V100DX-2Q
Quadro FX GRID V100DX-4Q
Quadro FX GRID V100DX-8Q
Quadro FX GRID V100DX-16Q
Quadro FX GRID V100DX-32Q

Quadro FX GRID V100L-1Q
Quadro FX GRID V100L-2Q
Quadro FX GRID V100L-4Q
Quadro FX GRID V100L-8Q
Quadro FX GRID V100L-16Q

Quadro FX GRID V100X-1Q
Quadro FX GRID V100X-2Q
Quadro FX GRID V100X-4Q
Quadro FX GRID V100X-8Q
Quadro FX GRID V100X-16Q

Quadro GP100
Quadro GV100

Quadro P400
Quadro P600
Quadro P620
Quadro P1000
Quadro P2000
Quadro P2200
Quadro P3000
Quadro P3200
Quadro P4000
Quadro P4200
Quadro P5000
Quadro P5200
Quadro P6000

Quadro RTX4000
Quadro RTX5000
Quadro RTX6000
Quadro RTX8000

Quadro T1000
Quadro T2000