VPS vs Dedicated Servers Comparison

VPSs (Virtual Private Servers) allows hardware to runEthernet cables and network equipment like switches.
at a higher utilization rate.VPS providers tends to need more IP addresses than
They are cheaper since usually they have less powerdedicated providers. If you have only 100 physical
costs than one physical server.computers with 20 VPS on each it is still 2000 IP
Their maintenance is still more expensive since it isaddresses. Also, physical system which runs more
difficult to patch all virtual servers running differentVPS might have very high number of packets per
operating systems on different physical serverssecond (PPS) though network. It is difficult to
which still needs separate maintenance. Allmanage large number of IP addresses, MAC
maintenance on higher amount of systems must beaddresses etc.
done quick so maintenance time is as low as possible.There are sometimes software licensing advantages
It might be difficult to make backup of one arbitrarywhen running VPS. Some software licenses are by
software. Security issues are more complex in VPSnumber of physical processors or physical computers
providers than in dedicated server providers. Thereand therefore they are cheaper when you can divide
are two layers of security : both physical serverits price by number of VPS on one physical computer.
security and VPS security. VPS monitoring might beVPS performances nowadays are very good with
more difficult than dedicated server monitoring.overhead less than 5% on some modern virtualisation
VPS requires usually more expensive drivers likesoftware like Virtuozzo. But, disk I/O performances
multi-port network adapters and more physicalmight have bottlenecks due to more disk
connection than dedicated server. There are somefragmentation.
more management problems since you will use more