Only to try and head the peanut gallery off in the pass. Dependant on something which either Ian or Ryan reported a couple of days back on twitter this should be the final board in the Z270 backlog. Reply PCI slots assist you to link peripherals for the motherboard, mostly http://asusstrixrogz270e07056.blogdigy.com/examine-this-report-on-rsv-l4000b-24843411