ERROR : EVCAdmissionFailed: the CPU family/model doesn't support this mode. When setting EVC mode of the cluster to Intel® "Sapphire Rapids" Generation.

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VMware vSphere ESXi VMware vCenter Server 8.0

Symptoms :

When changing the EVC mode from Intel® "Ice Lake" & Intel® "Sapphire Rapids" Generation, for a cluster in which ESXi hosts are on 7.0U3 and of same model and same CPU series.
In the vCenter UI, we will observed the below error :
- Error: The host's CPU hardware does not support the cluster's current Enhanced vMotion Compatibility mode. The host CPU lacks features required by that mode
vpxd.log
- YYYY-MM-DDThh-mm-ss.014Z info vpxd[06205] [Originator@6876 sub=vpxLro opID=ma0w2vfd-5478120-auto-39ey2-h5:70657721-4c] [VpxLRO] -- BEGIN task-269279 -- evcdomain-c42166 -- vim.cluster.EVCManager.checkConfigureEvc -- 522affba-2bb3-c390-8176-8f70bb2ea2dd(52d52471-5170-9945-0f17-311f3d371fef)
  YYYY-MM-DDThh-mm-ss.015Z info vpxd[06205] [Originator@6876 sub=MoHost opID=ma0w2vfd-5478120-auto-39ey2-h5:70657721-4c] Running EVC test on esxi-1_fqdn with evcMode intel-sapphirerapids,vsga-baseline
  YYYY-MM-DDThh-mm-ss.015Z info vpxd[06205] [Originator@6876 sub=MoEVCMgr opID=ma0w2vfd-5478120-auto-39ey2-h5:70657721-4c] EVCAdmissionFailed: the CPU family/model doesn't support this mode.
  YYYY-MM-DDThh-mm-ss.015Z info vpxd[06205] [Originator@6876 sub=MoHost opID=ma0w2vfd-5478120-auto-39ey2-h5:70657721-4c] Running EVC test on esxi-2_fqdn with evcMode intel-sapphirerapids,vsga-baseline
  YYYY-MM-DDThh-mm-ss.015Z info vpxd[06205] [Originator@6876 sub=MoEVCMgr opID=ma0w2vfd-5478120-auto-39ey2-h5:70657721-4c] EVCAdmissionFailed: the CPU family/model doesn't support this mode.

CPU features of Intel® "Sapphire Rapids" Generation EVC mode are not supported until vSphere 8.0U1.

Upgrade the ESXi hosts to 8.0U1 or above to support the features for EVC mode Intel® "Sapphire Rapids" Generation

Note : vCenter needs to be on 8.0U1 and above.

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