Amazon.com: AISURIX Gaming GTX 1660 Super Graphics Card 6GB GDRR6 192Bit, PCIE 3.0X16 with 1530 Mhz Gpu Clock, Twin Freeze Fans Video Card with HDMI/DP/DVI Ports,Support 4K and 8K HD for Computer
GPU Clock Speed stuck at 135 MHz while Gaming or Idle | Tom's Hardware Forum