Gi'day,
Depends on temp and barrel length - for 25-26" barrel I get about 820 m/S = 2,690 fps with SD = 3 m/S or less (10 fps).
With colder temps (10C/50F) = 815/2675 and warmer (25C/78F) = 825/2710.
I used to use 44 gn with my 'tuned' Rem 700 PSS. After putting a new custom barrel on it, it...