You'll get slightly more performance and ever so slightly less battery life. I'd do it
replyThanks for the advice! Gonna do it.
replyYou might also get more monitor support:
replyM5 Supports up to two external displays over any combination of Thunderbolt and HDMI ports:
Two displays up to a native resolution of 6K at 60Hz or 4K at 144Hz or
One display up to a native resolution of 8K at 60Hz or 5K at 120Hz or 4K at 240Hz
M5 Pro Supports up to three external displays over any combination of Thunderbolt and HDMI ports:
Three displays up to a native resolution of 6K at 60Hz or 4K at 144Hz or
One display up to a native resolution of 8K at 60Hz or 5K at 120Hz or 4K at 240Hz plus a second display up to a native resolution of 5K at 120Hz or 4K at 200Hz