GTX980m FPS drop spikes lag stuttering with Sager NP8652 Clevo P650-SG DOTA 2 gameplay

Sager NP8652 / Clevo P650-SG worth U$ 2,400.00? i7-4720HQ 16GB ram Samsung XP941 PCI-E SSD 512GB (1TB/s transfer rate) nvidia geforce GTX 980m 4GB Topic with several users with this same problem! https://forums.geforce.com/default/topic/781982/nvidia-geforce-gtx-900-series-feedback-gathering-low-gpu-load-and-other-issues-/?offset=138 #4419162 dota 2015 01 13 01 59 21 19