Raspberry Pi 3B and 3B+ benchmarks & power usage

Excerpt from the full post which is in finnish

Results from CPU stress test and video playback tests on the Raspberry Pi. The command listed below was used for the stress test, Kodi for video playback and a power meter connected between the wall socket and PSU was used to measure power usage.

while true; do vcgencmd measure_clock arm; vcgencmd measure_temp; sleep 10; done& stress -c 4 -t 600s
  3B CPU °C 3B W 3B+ CPU °C 3B+ W
Lepotila 41,9 2,0 45,1 2,6
CPU Stressitesti 71,4 4,3 63,4 5,9
H264 1080p 5 mbps 44 2,1 46,2 2,8
H264 1080p 55 mbps 48,3 2.3 47,2 3,2
H265 1080p 3 mbps 54,2 3,5 52,6 4,7
H265 1080p 5 mbps 61,2 3,8 56,9 4,9