In the bios it is set to performance and in vsphere it is set to performance as well.

Here is a screen shot of my test system supermicro box running a 4 CPUs x 3.2999 E3-1230 with 32 gigs of ram and it is running like a top with 14 vms.

Look at the CPU load averages.  They are a fraction of the R620.

This is the CPU performance test single thread on my supermicro Win 10 VDI:

This is the same test on the vdi on the R620 running 13 machines: