AMD's RX 5700 cards ditched CrossFire because less than 1% of gamers care | PCGamesN
The RX 5700XT performs slightly faster than an RTX 2070, while using a significantly smaller GPU. Imagine the performance we'd see if AMD made a card using a much bigger Navi GPU.. :
Performance summary: Radeon RX 6600 XT vs Radeon RX 5700 XT at 1080p, 1440p, and 4K : r/Amd
AMD Radeon RX 5700 and 5700 XT review: Blazing new trails - PC World Australia
AMD has confirmed that the RX 5700 does not support CrossFire
RX 5700 XT vs. RTX 2080 Ti | How Big is the Difference? - YouTube
AMD Radeon RX 5700 XT (OC) manages to beat the NVIDIA RTX 2080 in Fire Strike Ultra, shows RDNA has good overclocking potential - NotebookCheck.net News
RX 5700 XT Overclock vs RX 590 Crossfire | Gameplay Benchmark Test (Supported Only) - YouTube