SWTOR has servers physically located in us west coast and us east coast eu servers are located in Ireland.

WOW has us servers located in New York Chicago Phoenix and Los Angeles. EU servers are located in Frankfurt Germany, Paris France, Stockholm Sweden and Russia

ESO has servers physically located in North America and Frankfurt Germany

Guild wars 2 us servers are located in Austin, TX and eu servers are in Frankfurt Germany

Wildstar servers are Dallas for NA and Frankfurt/Germany for EU.

Reposted from another eu server thread. Europeans are paying for a substandard experience compared to other AAA mmos.