Good ol' reliable 2007 MacBook running an old as dirt version of chrome for OS X Lion... max ram and ssd really make a difference for these old things, doesn't hurt to
Install memory in an iMac - Apple Support
iMAC 24" Mid 2007 Intel Core 2 Duo 2.4GHz 4GB Ram 320 HD OS X El Capitan (A1225) | eBay
How To - RAM Upgrade iMac (Late 2007, Early 2008, Early 2009) GERMAN - YouTube