These are powered by Ryzen 7 7840HS ES (Engineering Sample) APUs. It should be pointed out Topton on AliExpress are selling with a batch of Engineering Sample AMD APUs.
The Topton D13 has made its debut as one of the most affordable mini PCs that features an OCuLink port. Starting at around $400, this mini PC is powered by the AMD Ryzen 7 7840HS, which is paired with 32 GB of RAM and up to 6 TB of storage.