Re: Win. 7: Blue box vs green box?
The green box is Windows 7 Home Premium and the blue one is Windows 7 Professional.
SP1 means the software comes with Service Pack 1 preinstalled (don't pay extra for this, it's a free update anyway)
Athlon II x4 645 || 1TB 7200rpm HDD || EVGA GTX 650Ti OC || 8GB DDR3 RAM || Windows 7 Home x64
i5 4210M || 500GB Samsung EVO 850 SSD || GeForce 825M || 16GB DDR3 RAM || Windows 10 x64