Can I install a second graphics card in my system? I currently have a 1660 ti which I upgraded from 750 ti. if I install both my 750 ti and my 1660
![The NVIDIA GeForce GTX 1660 Ti Review, Feat. EVGA XC GAMING: Turing Sheds RTX for the Mainstream Market The NVIDIA GeForce GTX 1660 Ti Review, Feat. EVGA XC GAMING: Turing Sheds RTX for the Mainstream Market](https://images.anandtech.com/doci/13973/GeForce_GTX_1660Ti_FINAL_1550346569_22.jpg)
The NVIDIA GeForce GTX 1660 Ti Review, Feat. EVGA XC GAMING: Turing Sheds RTX for the Mainstream Market
![ASUS GeForce GTX 980 4GB GDDR5 PCI Express 3.0 SLI Support Video Card TURBO-GTX9 4716659895565 | eBay ASUS GeForce GTX 980 4GB GDDR5 PCI Express 3.0 SLI Support Video Card TURBO-GTX9 4716659895565 | eBay](https://i.ebayimg.com/images/g/WeAAAOSwVhJki2OF/s-l1200.jpg)
ASUS GeForce GTX 980 4GB GDDR5 PCI Express 3.0 SLI Support Video Card TURBO-GTX9 4716659895565 | eBay
![Amazon.com: MSI GeForce GTX 1080 Ti DirectX 12 GTX 1080 Ti GAMING 11G 11GB 352-Bit GDDR5X PCI Express 3.0 x16 HDCP Ready SLI Support Video Card Model GTX1080TIGAMING11G : Electronics Amazon.com: MSI GeForce GTX 1080 Ti DirectX 12 GTX 1080 Ti GAMING 11G 11GB 352-Bit GDDR5X PCI Express 3.0 x16 HDCP Ready SLI Support Video Card Model GTX1080TIGAMING11G : Electronics](https://m.media-amazon.com/images/I/71SB7XfW0IL.jpg)
Amazon.com: MSI GeForce GTX 1080 Ti DirectX 12 GTX 1080 Ti GAMING 11G 11GB 352-Bit GDDR5X PCI Express 3.0 x16 HDCP Ready SLI Support Video Card Model GTX1080TIGAMING11G : Electronics
![Amazon.com: MSI GeForce GTX 1080 Ti DirectX 12 GTX 1080 Ti GAMING 11G 11GB 352-Bit GDDR5X PCI Express 3.0 x16 HDCP Ready SLI Support Video Card Model GTX1080TIGAMING11G : Electronics Amazon.com: MSI GeForce GTX 1080 Ti DirectX 12 GTX 1080 Ti GAMING 11G 11GB 352-Bit GDDR5X PCI Express 3.0 x16 HDCP Ready SLI Support Video Card Model GTX1080TIGAMING11G : Electronics](https://m.media-amazon.com/images/I/51TpQhgpGmL._AC_UF350,350_QL80_.jpg)
Amazon.com: MSI GeForce GTX 1080 Ti DirectX 12 GTX 1080 Ti GAMING 11G 11GB 352-Bit GDDR5X PCI Express 3.0 x16 HDCP Ready SLI Support Video Card Model GTX1080TIGAMING11G : Electronics
![Refurbished: MSI GeForce GTX 1080 Ti DirectX 12 GTX 1080 Ti GAMING X TRIO 11GB 352-Bit GDDR5X PCI Express 3.0 x16 HDCP Ready SLI Support ATX Video Card - Newegg.com Refurbished: MSI GeForce GTX 1080 Ti DirectX 12 GTX 1080 Ti GAMING X TRIO 11GB 352-Bit GDDR5X PCI Express 3.0 x16 HDCP Ready SLI Support ATX Video Card - Newegg.com](https://c1.neweggimages.com/productimage/nb640/AGKCD201016DKGP5.jpg)
Refurbished: MSI GeForce GTX 1080 Ti DirectX 12 GTX 1080 Ti GAMING X TRIO 11GB 352-Bit GDDR5X PCI Express 3.0 x16 HDCP Ready SLI Support ATX Video Card - Newegg.com
![Amazon.com: MSI Gaming GeForce GTX 1070 Ti 8GB GDRR5 256-bit HDCP Support DirectX 12 SLI TriFrozr Fan VR Ready Graphics Card (GTX 1070 TI Duke 8G) : Electronics Amazon.com: MSI Gaming GeForce GTX 1070 Ti 8GB GDRR5 256-bit HDCP Support DirectX 12 SLI TriFrozr Fan VR Ready Graphics Card (GTX 1070 TI Duke 8G) : Electronics](https://m.media-amazon.com/images/I/61uhaGmXxUL._AC_UF350,350_QL80_.jpg)
Amazon.com: MSI Gaming GeForce GTX 1070 Ti 8GB GDRR5 256-bit HDCP Support DirectX 12 SLI TriFrozr Fan VR Ready Graphics Card (GTX 1070 TI Duke 8G) : Electronics
![Using dual Titan Xps in SLI. Kind of pointless, but it's fun to basically have the best of the best from a few years ago. : r/nvidia Using dual Titan Xps in SLI. Kind of pointless, but it's fun to basically have the best of the best from a few years ago. : r/nvidia](https://i.redd.it/using-dual-titan-xps-in-sli-kind-of-pointless-but-its-fun-v0-sh7ynz07zmaa1.jpg?width=3024&format=pjpg&auto=webp&s=52bb9f27af07ba82dd8be904dd982b108b53238a)
Using dual Titan Xps in SLI. Kind of pointless, but it's fun to basically have the best of the best from a few years ago. : r/nvidia
![Support For More Than A 2-Way SLI Setup For GTX 10 Series GPUs Limited To Certain Programs - Lowyat.NET Support For More Than A 2-Way SLI Setup For GTX 10 Series GPUs Limited To Certain Programs - Lowyat.NET](https://www.lowyat.net/wp-content/uploads/2016/06/Nvidia-SLI-e1465548117584.jpg)