I just got an email from Hornady with some new published data for the 308 Win with the 208 A-max. Here is what Hornady listed:
308 Win- 208 Amax, WLR primer, Hornady brass, Win M70 22", 2.80", 1:12" twist
Varget-
Start load: 34.9 @ 2100 fps
Max load: 40.0 @ 2300 fps
IMR 4064
Start load: 36.2 @ 2100 fps
Max load: 41.0 @ 2350 fps
R15
Start load: 38.2 @ 2100 fps
Max load: 43.2 @ 2400 fps
Win 748
Start load: 37.9 @ 2100 fps
Max load: 44.6 @ 2450 fps
308 Win- 208 Amax, WLR primer, Hornady brass, Win M70 22", 2.80", 1:12" twist
Varget-
Start load: 34.9 @ 2100 fps
Max load: 40.0 @ 2300 fps
IMR 4064
Start load: 36.2 @ 2100 fps
Max load: 41.0 @ 2350 fps
R15
Start load: 38.2 @ 2100 fps
Max load: 43.2 @ 2400 fps
Win 748
Start load: 37.9 @ 2100 fps
Max load: 44.6 @ 2450 fps