DTA .375 and Vortex Razor 5-20x50 looks to be a great combo.
http://m.youtube.com/watch?v=YLSsdzdkS8Y&desktop_uri=/watch?v=YLSsdzdkS8Y Stats:
.375 CheyTac Desert Tactical Munitions, Factory manufactured with 352 Grain Solid Cutting Edge projectile .89 BC (factual)
3,118 fps at Muzzle aprox 850+ fps at target
Sub MOA accuracy
Temp 13 to 17 (5 to 10 drop with wind chill)
Wind 6 mph (gusts to 10-12)
Baro 30.3
Alt 5,446 ASL
46 Humidity
Target Direction 3 Degrees North
6.5 second flight time
39 Mils with a 500 yard zero.
Optic = Vortex HD 5-20 X 50 with EBR2B reticle. 40 MOA DTA scope mount, elevation maxed, power set to 12, hold was the increment below the bottom post, level with the bottom of target. Two mil left hold center of target. Very good showing.