How to install a Graphics Card in a Rack Server with external power supply?

How to install a Graphics card, (gpu), I a 1U server and connect an external Power Supply (PSU).

0:29 Three different Graphics Cards
0:50 Why the Dell Poweredge r610 1RU Server?
1:14 Current Mods and upgrades
1:35 Dell Fan Noise Control
https://www.reddit.com/r/homelab/comments/7xqb11/dell_fan_noise_control_silence_your_poweredge/
1:54 PCIe slot and graphics card limitations
3:06 GT 730 4GB DDR5 install (25 watts)
4:10 GTX 1650 Super Windforce OC 4GB install (135 watts)
8:23 RTX 2060 KO install (160 watts)
10:10 Scores and Test Results vs AMD

Ram Disk Drive Software Speed Benchmark Video
https://youtu.be/18Z5k-M8Q68

Parts:
PowerEdger610 https://www.amazon.com/dp/B07VM8NV68/
6 Pin PCIe Extension https://www.amazon.com/gp/product/B07D5HNBD7/
6 pin PCIe 180 Adapter https://www.amazon.com/gp/product/B07NY6QXNL/
Samsung 860 EVO 500GB https://www.amazon.com/Samsung-500GB-Internal-MZ-76E500B-AM/dp/B0781Z7Y3S/
GTX 1650 SUPER OC 4G https://www.newegg.com/gigabyte-geforce-gtx-1650-super-gv-n165swf2oc-4gd/p/N82E16814932231
x5680 CPU x2 https://www.aliexpress.com/item/32734956543.html
G1TJH Heatsync https://www.aliexpress.com/item/4001200448657.html
PCIe to USB 3.1 Gen 2 https://www.amazon.com/gp/product/B074QK68XS/
PCIE 8X to 16X Riser Extender Cable with Molex and Solid Capacitor https://www.moddiy.com/products/PCIE-8X-to-16X-Riser-Extender-Cable-with-Molex-and-Solid-Capacitor.html
Molex Cable https://www.amazon.com/Monoprice-Molex-Female-Power-Cable/dp/B001VKQEGW
Power Supply Adapter https://www.amazon.com/Multiple-Supply-Adapter-add2psu-Connector/dp/B08F5DKK24

Inspired by Dawid Does Tech Stuff
https://www.youtube.com/channel/UCvcRA2Hva1lULVf4GCouH8w