Radxa X4 is a Raspberry Pi-sized computer with an Intel N100 chip, M.2 slot, and 2.5 GbE LAN - Liliputing

$60 for 4gb for a board??

You can get a whole computer with a disk, 16gb ram a cooler, a case, and a power supply for not much more.

Edit: lol at the downvotes. Look for mini pcs on amazon. Dreamquest 16gb can be had for roughly usd$170. Let alone going on eBay and getting something second hand.

Edit 2: here’s a USD$114 computer with 12gb of ram from Ali express