From the released specs the window 8 pro version has USB 3, USB 2 is for RT.
|
Surface for Windows RT |
Surface for Windows 8 Pro |
|
|
OS |
Windows RT |
Windows 8 Pro |
|
Light(1) |
676 g |
903 g |
|
Thin(2) |
9.3 mm |
13.5 mm |
|
Clear |
10.6" ClearType HD Display |
10.6" ClearType Full HD Display |
|
Energized |
31.5 W-h |
42 W-h |
|
Connected |
microSD, USB 2.0, Micro HD Video, 2x2 MIMO antennae |
microSDXC, USB 3.0, |
|
Productive |
Office '15' Apps, Touch Cover, Type Cover |
Touch Cover, Type Cover, |
|
Practical |
VaporMg Case & Stand |
VaporMg Case & Stand |
|
Configurable |
32 GB, 64 GB |
64 GB, 128 GB |
|
(1, 2 ) Actual size and weight of the device may vary due to configuration and manufacturing process |
||
cf. http://finance.yahoo.com/news/microsoft-announces-surface-family-pcs-233100776.html














