The following compares the current state of Devastation Evokers to Unholy Death Knights using the latest SimulationCraft data for end-game PvE in World of Warcraft The War Within patch 11.0.2.
Comparison
Category
Winner
Devastation Evoker
+1.53%
When simulating boss fight encounters, Devastation Evokers averaged +22,800.37 more DPS than Unholy Death Knights, a 1.53% increase.
Devastation Evoker
+11.44%
When simulating AoE DPS, Devastation Evokers averaged +431,108.22 more DPS than Unholy Death Knights, a 11.44% increase.
Unholy Death Knight
+20.49%
Unholy Death Knights have higher burst damage potential, achieving +1.1M more DPS than Devastation Evokers.
Note: this is the highest temporary DPS achieved in any given moment and is not sustained DPS.
Devastation Evoker
+2.61%
+44 ilvl improved the DPS of Devastation Evoker by 67.95%.
+44 ilvl improved the DPS of Unholy Death Knight by 65.34%.
When comparing how both specs scale with gear, Devastation Evokers had a higher DPS increase, a +2.61% higher increase than Unholy Death Knights.
Unholy Death Knight
+23.18%
+ Movement and latency lowered the DPS of Unholy Death Knight by 6.29%.
+ Movement and latency lowered the DPS of Devastation Evoker by 29.47%.
When introducing occasional movement and real-world latency, Unholy Death Knights were less affected with a 6.29% decrease in DPS, whereas Devastation Evokers suffered a higher loss of 29.47% DPS.
Devastation Evoker
When evaluating abilities used during boss encounters, Devastation Evokers had fewer damaging abilities in total, indicating a potentially less complex rotation.
The comparisons above highlight some of the key differences between Devastation Evoker and Unholy Death Knight in the current meta, which can hopefully help you determine which spec to play or group up with.