Different programs (GPU-Z, HWMonitorPro, HWiNFO etc.) showing different number of PCIe lanes on Thinkpad T480s + GTX 1080 Razer Core X eGPU build | Thunderbolt Windows eGPU
Nvidia GeForce GTX 1080 Ti Review - NotebookCheck.net Reviews
Test Setup & Synthetic Benchmarks - NVIDIA GeForce GTX 1080 Ti Founders Edition Review - Page 2
ASUS Responds to GTX 1080 "Reviewer VBIOS" Concerns - PC Perspective