Tpm.sys – Pre Service Pack 2 Revision History for Windows 7 SP1, Windows Server 2008 R2 SP1 and Windows Small Business Server 2011 (SBS 2011)
02-Jun-2014 – 6.1.7601.22707 – Tpm.sys – x64 – https://support.microsoft.com/en-us/kb/2920188 – Update to add support for TPM 2.0 in Windows 7 and Windows Server 2008 R2
02-Jun-2014 – 6.1.7601.18491 – Tpm.sys – x64 – https://support.microsoft.com/en-us/kb/2920188 – Update to add support for TPM 2.0 in Windows 7 and Windows Server 2008 R2