Playing around with ECLOCK and some negative all core CO.
105 ECLK + -20 CO CCD0 + -12 CO CCD1

AMD Ryzen 9 9950X3D @ 5550.18 MHz - CPU-Z VALIDATOR
Geekbench 6
ASUS System Product Name - Geekbench
105 ECLK + -12 CO CCD0 + -4 CO CCD1
105 ECLK + -20 CO CCD0 + -12 CO CCD1

AMD Ryzen 9 9950X3D @ 5550.18 MHz - CPU-Z VALIDATOR
Geekbench 6
ASUS System Product Name - Geekbench
105 ECLK + -12 CO CCD0 + -4 CO CCD1