Intel Xeon Gold 5120 typically costs $17.00 less than Intel Xeon Platinum 8280 on eBay right now ($405 vs $422 median asking price, item + shipping). Per core, Intel Xeon Platinum 8280 is cheaper: $15.09 vs $28.96. Prices from filtered US eBay listings, checked twice a day; asking prices, not sold prices. How we price.