The following compares the current state of Enhancement Shamans to Frost Mages using the latest SimulationCraft data for end-game PvE in World of Warcraft The War Within patch 11.0.2.
Comparison
Category
Winner
Enhancement Shaman
+1.83%
When simulating boss fight encounters, Enhancement Shamans averaged +28,324.77 more DPS than Frost Mages, a 1.83% increase.
Enhancement Shaman
+14.33%
When simulating AoE DPS, Enhancement Shamans averaged +476,221.85 more DPS than Frost Mages, a 14.33% increase.
Enhancement Shaman
+38.09%
Enhancement Shamans have higher burst damage potential, achieving +1.7M more DPS than Frost Mages.
Note: this is the highest temporary DPS achieved in any given moment and is not sustained DPS.
Frost Mage
+1.16%
+44 ilvl improved the DPS of Frost Mage by 67.45%.
+44 ilvl improved the DPS of Enhancement Shaman by 66.29%.
When comparing how both specs scale with gear, Frost Mages had a higher DPS increase, a +1.16% higher increase than Enhancement Shamans.
Enhancement Shaman
+6.41%
+ Movement and latency lowered the DPS of Enhancement Shaman by 8.94%.
+ Movement and latency lowered the DPS of Frost Mage by 15.35%.
When introducing occasional movement and real-world latency, Enhancement Shamans were less affected with a 8.94% decrease in DPS, whereas Frost Mages suffered a higher loss of 15.35% DPS.
Frost Mage
When evaluating abilities used during boss encounters, Frost Mages had fewer damaging abilities in total, indicating a potentially less complex rotation.
The comparisons above highlight some of the key differences between Enhancement Shaman and Frost Mage in the current meta, which can hopefully help you determine which spec to play or group up with.