To operate the Lenovo ThinkVision P40w-20 with a MacBook Pro via USB-C, you can use a Thunderbolt 4 cable. This cable connects the MacBook Pro to the monitor and enables the transmission of image signals and power delivery. Make sure you use a certified 40G Thunderbolt 4 cable to utilise the full power of the monitor.
If you need additional connections, you can use the monitor's Thunderbolt downstream port to connect additional devices or even operate another monitor in a daisy chain configuration.
In both cases it should be the article "62C1GAT6EU":https://psref.lenovo.com/Detail.... The difference seems to be only due to the source of supply/supplier and packaging/barcode. Depending on the purchasing conditions, there may also be differences in the sales price.