The Dell G3223Q is an excellent option. The G3223Q is a 32-inch, 4K monitor with a maximum refresh rate of 144Hz and support for AMD FreeSync Premium Pro (Nvidia G-Sync also works, unofficially).

Digital Foundry's Will, Reece and Tom use a Dough Spectrum 4K 144Hz monitor in their home offices - and now you can get this exact same 27-inch Fast IPS gaming model for just £219.99 after a ...