My late 2013 27” Quad Core i5 iMac with the GTX 775M. I got it for $50 at the thrift store. Magic Mouse 2 was included. Got it running Big Sur :) : r/macsetups
NVIDIA GeForce GTX 765M SLI vs NVIDIA GeForce GTX 775M
GeForce GTX 775M Mac Edition vs Radeon HD 6950M
iMac (27-inch, Late 2013) - Technical Specifications (UK)
Apple iMac 27" Desktop - 3.4GHz Quad-Core i5 - 8GB RAM - 256GB SSD - N – The Refurbished Apple Store
GeForce GT 755M vs GeForce GTX 775M Mac Edition
Shop | Facebook
NVIDIA GeForce GTX 775M | VideoCardz.net
GTX 775M... and why it's the right choice | MacRumors Forums
iMac 27" A1419 Late 2013 Logic Board Nvidia GTX 775M 2GB Video 820-3481 *NO CPU | eBay