Woah, all of a sudden, I'm now getting much higher framerate between 30 and 40fps, going no lower than about 27fps when it gets busy. Yesterday I was getting 15 to 20fps.

I'm still on 1920x1080 and high settings. No AA.
Yesterday:
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TimeDemo Play Started , (Total Frames: 2000, Recorded Time: 111.86s)
!TimeDemo Run 0 Finished.
Play Time: 96.94s, Average FPS: 20.63
Min FPS: 16.56 at frame 1960, Max FPS: 23.74 at frame 989
Average Tri/Sec: -16937024, Tri/Frame: -820950
Recorded/Played Tris ratio: -1.12
!TimeDemo Run 1 Finished.
Play Time: 93.88s, Average FPS: 21.30
Min FPS: 16.56 at frame 1960, Max FPS: 23.99 at frame 1016
Average Tri/Sec: -17246738, Tri/Frame: -809527
Recorded/Played Tris ratio: -1.13
!TimeDemo Run 2 Finished.
Play Time: 93.85s, Average FPS: 21.31
Min FPS: 16.56 at frame 1960, Max FPS: 24.34 at frame 1012
Average Tri/Sec: -17252098, Tri/Frame: -809589
Recorded/Played Tris ratio: -1.13
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Today:
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TimeDemo Play Started , (Total Frames: 2000, Recorded Time: 111.86s)
!TimeDemo Run 0 Finished.
Play Time: 59.71s, Average FPS: 33.50
Min FPS: 23.88 at frame 1943, Max FPS: 41.78 at frame 926
Average Tri/Sec: -28261136, Tri/Frame: -843683
Recorded/Played Tris ratio: -1.09
!TimeDemo Run 1 Finished.
Play Time: 55.71s, Average FPS: 35.90
Min FPS: 23.88 at frame 1943, Max FPS: 43.63 at frame 990
Average Tri/Sec: -29875620, Tri/Frame: -832124
Recorded/Played Tris ratio: -1.10
!TimeDemo Run 2 Finished.
Play Time: 55.44s, Average FPS: 36.08
Min FPS: 23.88 at frame 1943, Max FPS: 43.63 at frame 990
Average Tri/Sec: -30002822, Tri/Frame: -831628
Recorded/Played Tris ratio: -1.10
!TimeDemo Run 3 Finished.
Play Time: 55.49s, Average FPS: 36.04
Min FPS: 23.88 at frame 1943, Max FPS: 43.63 at frame 990
Average Tri/Sec: -30009468, Tri/Frame: -832560
Recorded/Played Tris ratio: -1.10
TimeDemo Play Ended, (4 Runs Performed)
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