This version of Gigabyte is distinguished by two large ventilos 100 mm which provide excellent cooling. After a few settings via the MSI Afterburner software, ventilation is obtained both effective (60-65 ° under so great maximum OCCT) and very discreet support (I have not tried the original settings). Overall, this system is significantly better than my old MSI GTX 460 Twin Frozr II that could be quite noisy during heavy duty.
This version also has a slight overclocking (1033 MHz instead of 980) as many GTX660. According to the test of a great online magazine, it follows 6% higher performance ... It is always better than nothing.
The dimensions of the map are reasonable (26-27 cm long, 2 slots), as its power consumption (129W, and one 6-pin connector required). Ultimately, this GTX660 is a very good mid-range despite its price positioning a bit high compared to competition (HD 7870).
If one wants to be blamed only nitpick the fairing all plastic, which is a little cheap. A detail ...