No idea but you can check these from more trusted sources:
GamersNexus:
Tech YES City:
and if you're ok with this Canadian man fooling around -
Dawid does Tech Stuff:
I'm fine with them locking away features if it's nearing EOL. Ampere is ~2 years old(nowhere close to EOL). Turing is old but Pascal is still supported
Is this website legitimate? I've seen the same model with same image posted on some WhatsApp groups. If that is the case, is it safer than directly dealing with the seller?