Here is an inexpensive 360w Dell psu upgrade option used on eBay.  H360EGM-00 19YR3 Power Supply,360W,Environmental Protection Agency,Gold,Medium Tower,Chicony Corp. [URL] [IMAGE]  
Hi there! I have a : Dell OptiPlex 7050 Small Form Factor Desktop ComputerIntel Core i7-7700 @ 3.60GHz16 Go RAM180W Power Supply The video card is : Integrated Intel HD Graphics 630 The 7050 SFF spec sheet says it supports :AMD Radeon R5 430 1GBAMD Radeon R5 430 2GBAMD Radeon R7 450 4GB I also read that a GeForce GT 1030 2GB GDDR5 (Low Profile) consuming 30W would be compatible. Besides these options, what would be the best compatible video card for gaming, if not the GT 1030? I am not a hardcore gamer. Here's a short list of games I am interested in : White ShadowsMinimum graphics : NVIDIA GTX 960 | AMD R9 380Recommended graphics : NVIDIA GTX 1660 | AMD RX Vega-56 LakeMinimum graphics : NVIDIA GTX 760 / Radeon HD 7950 (2GB VRAM)Recommended graphics : NVIDIA GTX 970 / Radeon R9 390 (4GB VRAM) A Juggler's TaleMinimum graphics : NVIDIA Geforce GTX 660 / Radeon HD7870Recommended graphics : NVIDIA Geforce GTX 980 / Radeon 5300 Lonely Mountains: DownhillMinimum graphics : NVIDIA GeForce GTX 560 Ti / AMD Radeon HD 7850Recommended graphics : NVIDIA GeForce GTX 950 / AMD Radeon HD 7970 / R9 280X Unravel TwoMinimum graphics : ATI Radeon R7 250X / NVIDIA GTX 650TiRecommended graphics : ATI Radeon R9 270 / NVIDIA GTX 670 InsideMinimum graphics : NVIDIA GT 630 / NVIDIA GT650m / AMD Radeon HD6570Recommended graphics : NVIDIA GTX 660 / Radeon R9-270 Thanks in advance for your precious answers and stay safe! 
Dell Optiplex 7050 SFF : Best video card alternative for gaming, please?