550 Watts in an eGPU case. Thunderbolt 3, aluminum case, 550 W power supply for GPUs up to and including the Titan XP, integrated USB 3.0, LAN, and SATA ports are the main selling points of Mantiz's Venus Box. Find out about the pros and cons of this external GPU case in our extensive review with various benchmarks and measurements.
https://www.notebookcheck.net/Mantiz-MZ-02-Venus-External-GPU-Enclosure-TBX-550CA-Review.313606.0.html
Why just scores with the weak i7 7y75? It is certainly the bottleneck of this combination. Since i5-8550U is so popular and widely used in ultrabooks, it should be the baseline to test. This score is useless in my opinion