so according to xeromist, everything works. my score is also 5.9 (but I have the normal hdd 7200 ). don't worry about the win exp. index. it's not so important. On my other laptop I have optimus technology and I couldn't get win index to show my normal graphic card.
ASUS G75VX
Win 8, i7-3630QM, 2,4 GHz, GeForce GTX 670MX, 8 GB Ram,120 Gb Samsung 840 SSD+750 Gb HDD