Intel Collaborative Processor Performance Control (CPPC) for Windows 10 (64-bit) - ThinkPad Helix 2nd Gen (Machine types: 20CG, 20CH), X1 Carbon (Machine types: 20BS, 20BT), ThinkPad T550 (Machine types: 20CJ, 20CK), ThinkPad W550s (Machine types: 20E1, 20E2) - Lenovo Support HK

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