Here is a closer look at GTX 750 OC:
The cooler is a dual-slot solution with an oversized heatsink and a very small fan. Small fans usually result in plenty of high pitched noise, but that is not always the case. The fan is actually surprisingly quiet in 3D mode and in idle it is practically inaudible.
You can use all three video outputs at the same time; dual-link DVI, HDMI and VGA. The next image shows a size comparison with the XFX R7 240 Core Edition LP card.
The next image shows a size comparison with the EVFA GTX 750 Ti ACX card.
As we said, the card does not require an additional power connector.