Soldato
Gigabyte is via the manufacture date from the serial number, as long as you have any receipt they will accept an RMA.
You can check how long is left using this >> http://ggcs.gigabyte.com/service/CheckWarrantyStatus_IN.aspx
You can check how long is left using this >> http://ggcs.gigabyte.com/service/CheckWarrantyStatus_IN.aspx