Metal Gear Solid 4 Install Times Revealed

8 Minutes = first install, when you start the game.

Then before each act, the time it takes to install is as follows

Act 2 – 3 mins

Act 3 – 3 mins
Act 4 – 2 mins
Act 5 – 1 min

And thanks to GameStop, we know that the total disk space required is 4600MB.

[NeoGAF]