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Old RTX 3080 GPUs repurposed and modded for Chinese market as 20GB AI cards with blower-style cooling
(www.tomshardware.com)
This is a most excellent place for technology news and articles.
The coolers work well, but at the cost of noise. under any gaming load they are exceedingly noticeable. The classic use case for this form factor is often servers, where noise doesn't matter. you also see these on more professional cards, but their whole power budget is often under 100W, so remotely the same category.