MY SYSTEM TEST
GPU: 1070 TI Nvidia
CPU: i5 8600k 3.6 6 Cores
GPU
512x512 48 seconds
256x256 54 seconds
128x128 1 min 12 seconds
Resolution Match
960x540 48 seconds
CPU
8x8 2 min 19 seconds
16x16 2 min 19 seconds
32x32 2 min 19 seconds
64x64 2 min 22 seconds
128x128 2 min 25 seconds
Resolution matched
120x135 2 min 30 seconds
I thought the i5 8600k would do a little better than it did.