Hi Sampique1,
There are 8 XG Copper + 8 XG SFP+ plus 1 GE Management and no combo ports so you have 16 x 10G +1 x 1G
http://www.cisco.com/c/en/us/products/collateral/switches/small-business-500-series-stackable-managed-switches/c78-695646_data_sheet.html
Regards,
Aleksandra