The AMD BC-250 graphics card was a kind of Frankenstein's monster — it was equipped with defective chips meant for the Sony PlayStation 5 and intended for cryptocurrency mining. While mining on graphics cards was profitable, some companies produced such equipment on a large scale using any chips available, but now it's more of a museum piece, spotted on eBay, and at a high price. Image source: ebay.com
Source: 3dnews.ru