Intel Core i7-1065G7 is processor manufactured by Intel and launched in Q2 2019 . It's using FCBGA1526 socket. It has 4 cores and 8 threads with clock of 1.3 GHz that can turbo clock itself to 3.9 GHz . This processor is used in Mobile devices and can consume up to 15 watts of power .
NVIDIA GeForce GTX 1660 Ti with Max-Q Design is graphic card manufactured by NVIDIA and launched in Q2 2019 . It's using PCIe 3.0 x16 bus type. It has core clock of 1140 MHz and 6144 MB (6GB) of memory . It supports DirectX 12 and OpenGL 4.6 . This graphic card is used in Mobile devices and can consume up to 60 watts of power .
This configuration has 4.9% of processor bottleneck . Everything less than 5% should not be concerned major bottleneck.
Processor bottleneck is worse, than graphic card bottleneck, because utilization of your processor will be on maximum and it will throttle other programs that are ran in background. Also you won't experience maximal performances that your graphic card offers.
You can resolve this by upgrading your processor or by downgrading your graphic card. Downgrading your graphic card doesn't make much sense and in that case is better to leave current graphic card in you computer.