AES-NI need motherboard revision C2. I have old revision B3.
BIOS setting: [IMAGE] Migrating from 2xX5650 Supermicro to 2xX5650 Dell R610 (vSphere Hypervisor 5.5.0 302994): [IMAGE]  Where is AES-NI? (vim.host.CpuIdInfo) {  dynamicType = ,  level = 1,  vendor = ,  eax = "0000:0000:0000:0010:0000:0110:1100:0010",  ebx = "0000:0000:0010:0000:0000:1000:0000:0000",  ecx = "0000: 0000:1001:1110:1110:0011:1111: 1101",  edx = "1011:1111:1110:1011:1111:1011:1111:1111",  },  (vim.host.CpuIdInfo) {  dynamicType = ,  level = 1,  vendor = ,  eax = "0000:0000:0000:0010:0000:0110:1100:0010",  ebx = "0010:0000:0010:0000:0000:1000:0000:0000",  ecx = "0000: 0010:1001:1110:1110:0011:1111: 1111",  edx = "1011:1111:1110:1011:1111:1011:1111:1111",  },    
R610. AES-NI