can you upgrade to usb 3 on a dell 760 optiplex is the machine too old

[jowells]

looking for small form factor firewire which one can I get

 

[JWoody]

You could use a USB 3 Host card yes. http://www.newegg.com/Product/Product.aspx?Item=9SIA0U00XT8223&cm_re=usb_3_0_card-_-9SIA0U00XT8223-_-Product Provided you have PCI-Express.