Graphics. XGI Volari Z9s. Expansion. 1 x PCIe x16 ( x16 bus). 1 x PCIe x8 ( x4 bus) GA-6UASL1 These two models are a different version of the GA-6UASL Series. Including GIGABYTE's digital PWM controllers, providing and. Our system has returned the following pages from the Gigabyte GA-6UASL1 data . s with Intel Software RAID 0,1,5,10 XGI Volari Z9s with 64MB DDR2 memory. ) XGI Graphics drivers you can download for free from our database. You can choose version (supported OS and bits) of Gigabyte GA-6UASL1 (rev.