Incase anyone ever needs the answer…I have a 27” 2010 iMac working in Target Display Mode with a M1 MacBook Pro using a miniDP to USB C adaptor that's capable of 4k60Hz.
Apple iMac 21.5" Intel-Core i3 3.06 GHz Mid 2010 (Ricondizionato) - FlashMac
iMac Core I7 Review (Mid 2010) - SlashGear
iMac (27-inch, Mid 2010) - Technical Specifications | Imac, Port, Apple desktop
27” Mid 2010 iMac Disassembled
Acquista Apple iMac (2010) 27" Intel Core i3 3,2GHz 3000 GB HDD 16 GB argento | asgoodasnew
Imac 27 i7 mid-2010 €350 №4531814 in Limassol - Desktops, servers - sell, buy, ads on bazaraki.com
iMac "Core i3" 3.06 21.5" (Mid-2010) Specs (Mid-2010, MC508LL/A, iMac11,2, A1311, 2389): EveryMac.com
Io ed il mio iMac 27": storia di un computer fuori dal comune
imac 27 Mid 2010, 1TB SSD+500 Gb Sata, I7 2.93, 16gb Ram, 1gb Video | eBay
APPLE A1419 RETINA 5K 27 pollici 2015 i7-6700K 32 GB 2 TB disco rigido e 256 GB SSD iMac 766925 EUR 522,30 - PicClick IT
iMac "Core i5" 2.8 27" (Mid-2010) Specs (Mid-2010, MC511LL/A, iMac11,3, A1312, 2390): EveryMac.com
iMac 27” Mid 2010., Computers & Tech, Desktops on Carousell
Apple iMac 27 pollici 5k 2015 - Informatica In vendita a Livorno
2020 Apple iMac (21.5", 8GB RAM, 256GB Archiviazione SSD) : Amazon.it: Informatica
Apple iMac 27-inch Core i3 3.2GHz Mid-2010 (MC510LL/A)
IMAC 27” MID 2010 - Computer Gallery
Apple iMac 27" intel® Dual-Core i3 3.2GHz Mid 2010 (Ricondizionato) macOS High Sierra - Smart Generation
IMAC 27 POLLICI PROCESSORE CORE I3 FINE 2010 8GB - Annunci Brescia
Apple iMac 27" Core i7 Mid 2010 (Ricondizionato Potenziato) - FlashMac
iMac 27 metà 2010 i3 3.2GHz - Ricondizionato Apple Smart Generation
Apple iMac 27" - Mid 2010 Reviews, Pros and Cons | TechSpot
OWC Internal SSD DIY Kit iMac 2010 27" compatible : Amazon.it: Informatica
Apple iMac 27 pollici (2010) potenziato - Informatica In vendita a Pordenone
Apple iMac 2.9Ghz i5 27-Inch (Mid-2010) – MSU Surplus Store
iMac | 2.93 GHz Intel i7 | 27 Inch | Mid 2010 - Techable.com
