45nm PDSOI Quad-core Bulldozer had a F_nom of 3.2 GHz, 32nm PDSOI Octo-core Bulldozer had a F_nom of 3.5 GHz.
=> HKMG
=> Next-gen Strain/Stress
=> etc, however.
TSMC's FinFETs are a severe downgrade from GlobalFoundries' FinFETs. So, the frequency guaranteed for 9T-HPC @ GlobalFoundries, will definitely not be achieved at 7.5T-HPC @ TSMC. 6T vs 6T edges for GlobalFoundries being able to go 1.5x power for 1.7x performance, whereas TSMC went 1.25x power for ~1.475x performance. GlobalFoundries also reduced various Resistance, Capacitance, leakage metrics to allow for really absurd speeds; IBM z, power, etc.