Yes — these are compatible
Yes — compatible: 64GB DDR5 (2x32GB) with Z690. Z690 boards ship in DDR4 and DDR5 variants — make sure your specific board is a DDR5 model. Live eBay prices.
Z690
64GB DDR5 (2x32GB)Cheapest tracked eBay listings across 7 markets, refreshed each scrape.