Are there any IPMI/DRAC/iLO or similar PCIe cards that will work with the Rampage V that will allow me to access the BIOS and reboot the machine remotely?

Will there be a problem with using 2 of the 32GB kits instead of a 64GB kit? I got the following 2 kits since finding 64gb kits seems limited. Crucial support stated they were compatible with the Rampage V Extreme, but it hasn't been added to the AS...

On some instructions showing pictures of setting up an Intel Raid, it looked like it stated that it would only raid up to 4 drives. Is there any reason the Rampage V Extreme only allows for a maximum of 4 raided drives when the X99 chipset actually ...