This is an RK3588 with 16GB ram option for only $149. https://www.amazon.com/Orange-Pi-Rockchip-Computer-Development/dp/B0C5M6WGNS/ref=sr_1_6?keywords=rk3588&s

This is an RK3588 with 16GB ram option for only $149. https://www.amazon.com/Orange-Pi-Rockchip-Computer-Development/dp/B0C5M6WGNS/ref=sr_1_6?keywords=rk3588&sr=8-6&ufe=app_do%3Aamzn1.fos.18ed3cb5-28d5-4975-8bc7-93deae8f9840&th=1 https://www.amazon.com/Orange-Pi-Rockchip-Computer-Developme... Cheap aluminum cases for it are also available.