Test were all conducted with a base CPU percentage at 2% and CPU temp of 36 degrees Celsius (°C)

 

Test System
  • i7 5820K Haswell stock speeds (water-cooled with Corsair H100)
  • EVGA X99 FTW K Motherboard
  • 32GB DDR4 (1066 Mhz) Patriot
  • NVIDIA GTX Titan X (900 Series)
  • 2x 1TB Samsung EVO SSD in Raid 0
Game Settings
  • Overwatch PC
  • 1440p Borderless Window
  • Graphics quality set to Ultra
  • FPS limit set to Display Based (60 FPS GSync disabled)
  • Test ran in “Training>Practice Range” with Soldier 76 across all tests

 

CPU comparison tests

 

Tests

All Services were set to 2850 bitrate for 720P30 and 3968 bitrate for 720P60 and streamed to twitch.tv/kona.  Overwatch was used with above settings using Soldier 76 and running same route through “Training > PracticeRange”. Each service and test was done 3 times with a cool down period between tests.

 

OBS
  • Set up only (no stream)
    • 8% total CPU @ 36 °C
  • 720p30
    • System total CPU 28%
    • OBS 12% of total
  • 720p60
    • System total CPU 31%
    • OBS 15% of total

XSplit (has 2 other processes tied to it)
  • Set up only (no stream)
    • 10% total CPU @ 36 °C
  • 720p30
    • System total CPU 23%
    • XSplit 7% of total
  • 720p60
    • System total CPU 28%
    • XSplit 12% of total

GameShow
  • Set up only (no stream)
    • 10% total CPU @ 36 °C
  • 720p30
    • System total CPU 22%
    • GameShow 6% of total
  • 720p60
    • System total CPU 28%
    • GameShow 12% of total

Lightstream
  • Set up only (no stream)
    • 8% total CPU @ 36 °C
  • 720p30
    • System total CPU 18.6%
    • Lightstream 2.6% of total
  • 720p60
    • System Total CPU 18.9%
    • Lightstream 2.9% of total

 

CPU comparisons complete

CPU comparisons percent by service