![Showing off my cheap egpu setup with my t420. Also does anyone know how to get the pcie on the underside to work? I have a custom bios without the whitelist. : Showing off my cheap egpu setup with my t420. Also does anyone know how to get the pcie on the underside to work? I have a custom bios without the whitelist. :](https://preview.redd.it/5mcsluhv5vi11.jpg?auto=webp&s=8c1c94c8d304df28af539bf7b08d556da35c18c0)
Showing off my cheap egpu setup with my t420. Also does anyone know how to get the pcie on the underside to work? I have a custom bios without the whitelist. :
![2012 14″ Lenovo ThinkPad T420 [2nd,2C,M] + GTX 970 @ 4Gbps-EC2 (EXP GDC 8.x) + Win10 [MerahPutih] – External GPU Builds 2012 14″ Lenovo ThinkPad T420 [2nd,2C,M] + GTX 970 @ 4Gbps-EC2 (EXP GDC 8.x) + Win10 [MerahPutih] – External GPU Builds](https://i.ibb.co/0MhcRJ6/IMG-20190625-0929007.jpg)
2012 14″ Lenovo ThinkPad T420 [2nd,2C,M] + GTX 970 @ 4Gbps-EC2 (EXP GDC 8.x) + Win10 [MerahPutih] – External GPU Builds
![2011 14″ Lenovo Thinkpad T420 (NVS4200M) [2nd,2C,M] + RX 460 @ 4Gbps-EC2 (EXP GDC 8.x) + Win10 // DIY HDMI input port: internal & external all in one LCD with button switch – 2011 14″ Lenovo Thinkpad T420 (NVS4200M) [2nd,2C,M] + RX 460 @ 4Gbps-EC2 (EXP GDC 8.x) + Win10 // DIY HDMI input port: internal & external all in one LCD with button switch –](https://i.imgur.com/6G8ePD9.jpeg)
2011 14″ Lenovo Thinkpad T420 (NVS4200M) [2nd,2C,M] + RX 460 @ 4Gbps-EC2 (EXP GDC 8.x) + Win10 // DIY HDMI input port: internal & external all in one LCD with button switch –
![2012 14″ Lenovo ThinkPad T420 [2nd,2C,M] + GTX 970 @ 4Gbps-EC2 (EXP GDC 8.x) + Win10 [MerahPutih] – External GPU Builds 2012 14″ Lenovo ThinkPad T420 [2nd,2C,M] + GTX 970 @ 4Gbps-EC2 (EXP GDC 8.x) + Win10 [MerahPutih] – External GPU Builds](https://i.ibb.co/MRmYJ31/egpu.gif)
2012 14″ Lenovo ThinkPad T420 [2nd,2C,M] + GTX 970 @ 4Gbps-EC2 (EXP GDC 8.x) + Win10 [MerahPutih] – External GPU Builds
![2012 14″ Lenovo ThinkPad T420 [2nd,2C,M] + GTX 970 @ 4Gbps-EC2 (EXP GDC 8.x) + Win10 [MerahPutih] – External GPU Builds 2012 14″ Lenovo ThinkPad T420 [2nd,2C,M] + GTX 970 @ 4Gbps-EC2 (EXP GDC 8.x) + Win10 [MerahPutih] – External GPU Builds](https://i.ibb.co/9V97vnM/IMG-20190625-0929214.jpg)
2012 14″ Lenovo ThinkPad T420 [2nd,2C,M] + GTX 970 @ 4Gbps-EC2 (EXP GDC 8.x) + Win10 [MerahPutih] – External GPU Builds
![2011 14″ Lenovo Thinkpad T420 (NVS4200M) [2nd,2C,M] + RX 460 @ 4Gbps-EC2 (EXP GDC 8.x) + Win10 // DIY HDMI input port: internal & external all in one LCD with button switch – 2011 14″ Lenovo Thinkpad T420 (NVS4200M) [2nd,2C,M] + RX 460 @ 4Gbps-EC2 (EXP GDC 8.x) + Win10 // DIY HDMI input port: internal & external all in one LCD with button switch –](https://imgur.com/V25YZ0f.jpeg)
2011 14″ Lenovo Thinkpad T420 (NVS4200M) [2nd,2C,M] + RX 460 @ 4Gbps-EC2 (EXP GDC 8.x) + Win10 // DIY HDMI input port: internal & external all in one LCD with button switch –
![2011 14″ Lenovo Thinkpad T420 (NVS4200M) [2nd,2C,M] + RX 460 @ 4Gbps-EC2 (EXP GDC 8.x) + Win10 // DIY HDMI input port: internal & external all in one LCD with button switch – 2011 14″ Lenovo Thinkpad T420 (NVS4200M) [2nd,2C,M] + RX 460 @ 4Gbps-EC2 (EXP GDC 8.x) + Win10 // DIY HDMI input port: internal & external all in one LCD with button switch –](https://i.imgur.com/pUUjvyu.jpeg)