One is
MA3-79GDG COMBO, Another one is MA3-79GDG .
MA3-79GDG Combo is MATX MB but it goes two full length PCI-e Slot!
Moreover, it gets a Heatpipe heatsink, ESATA, RAID, and DDR3 SidePort!
http://www.jetway.com.tw/jw/motherbo...-79GDG%20COMBO
MA3-79GDG also uses AMD 790GX+SB750 Chipset, but it has Passive Heatsink, DDR2 128MB Side port,
http://www.jetway.com.tw/jw/motherbo...name=MA3-79GDG
Just i have interested on Combo that one.