Companies running many instances of SQL Server can try startup DH2i's DxConsole to virtualise the database's processes. Clients using the virtualised SQL Server instances think they are accessing their own private copy of the software but they are not; they are using a shared infrastructure of databases, servers and storage, …
At $8500/CPU, they better save someone a shitload of time. That's more than twice what it costs to run vSphere Enterprise Plus!
Don't forget MS SQL License.
Under the new 4 cores = 1 processor pricing scam, a server with 2 AMD 6272 processors was £2,500 per month, new price £10,000 per month.
Way to go microshite.
Run it inside a small Linux setup and virtualize using xen,vmware or kvm.
And if you really want it, EnterpriseDB has cloudy services, also: