i5-c-ray
Intel Core i5-3470 testing with a ASUS P8Z77-V LX (0610 BIOS) and Gigabyte NVIDIA GeForce GTX 750 Ti 2GB on Ubuntu 18.04 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/1903298-HV-I5CRAY83167.
C-Ray
Total Time - 4K, 16 Rays Per Pixel
Phoronix Test Suite v10.8.4