Amazon.com: New Laptop 8GB MXM Graphics Card P4200 GPU Replacement, Compatible with for Dell Precision M6800 7710 7720 HP ZBook 17 Mobile Workstation, for NVIDIA Quadro P4200 N18E-Q3-A1 GDDR5 Video Board :
For HP ZBOOK 17 G5 QUADRO P4200 8GB GDDR5 MXM3.0 TYPE B VIDEO GPU CARD N18E-Q3-A1 DAXW3UB5CA0 - AliExpress
Amazon.com: New Laptop 8GB MXM Graphics Card P4200 GPU Replacement, Compatible with for Dell Precision M6800 7710 7720 HP ZBook 17 Mobile Workstation, for NVIDIA Quadro P4200 N18E-Q3-A1 GDDR5 Video Board :