Supposedly the ram is differnt too.... it doesnt make much differnce (around ~5% performance gained) but apparently some think its enough to just barely be noticeable in games (fewer dips, not quite as low dips in fps).
That's possibly more due to the latest updates on the Switch, which lets the console prioritize CPU clock. That 1Ghz is just too low and the limiting factor in most cases
The Nintendo eShop rating Thread: http://gamrconnect.vgchartz.com/thread.php?id=237454
The Steam/GOG key gifting thread: https://gamrconnect.vgchartz.com/thread/242024/the-steamgog-key-gifting-thread/1/