Every server gets either 1Gbps, or 3Gbps uplink;
Total available traffic amount of your account is calculated by summing up the traffic amount included with each of your servers, as well as any traffic amount that you might have ordered additionally in traffic packages;
Traffic amount included in a server depends on the server processor:
Virtual Servers - 10TB
Single processor servers - 30TB
Dual processor servers - 100TB
Quad processor servers - 200TB
You can check your total available monthly traffic in your Client Area.