MSI GTX 780 Gaming 6 GB Review 18

MSI GTX 780 Gaming 6 GB Review

Performance Summary »

Fan Noise

In past years, gamers would accept everything for a little bit more performance. Nowadays, users are more aware of their graphics card's fan noise and power consumption.

In order to properly test the fan noise a card emits, we use a Bruel & Kjaer 2236 sound-level meter (~$4,000). It has the measurement range and the accuracy we are looking for.

Fan Noise Measurement Setup

The tested graphics card is installed in a system that does not emit any noise on its own, using passive PSU, passive CPU cooler, passive cooling on the motherboard and a solid state drive. Noise results of other cards on this page are measurements of the respective reference design.

This setup allows us to eliminate secondary noise sources and test only the video card. To be more compliant with standards like DIN 45635 (we are not claiming to be fully DIN 45635 certified), the measurement is conducted at a distance of 100 cm and 160 cm off the floor. Ambient background noise in the room was well below 20 dBA for all measurements. Please note that the dBA scale is not linear but logarithmic. 40 dBA is not twice as loud as 20 dBA, as a 3 dBA increase results in double the sound pressure. The human hearing perception is a bit different, and it is generally accepted that a 10 dBA increase doubles the perceived sound level. 3D load noise levels are tested with a stressful game, not with Furmark.
MSI's GTX 780 Gaming 6 GB has pretty much the same acoustic footprint as the NVIDIA reference design (which is already very quiet). Generally, MSI Gaming cards are extremely quiet, and the GTX 780 Gaming 6 GB is close, but I would have wished for a little better. Reducing idle noise some more should have been easy, and giving up 1°C or 2°C in return for less fan noise during gaming could have helped.

Compared to the MSI GTX 780 Gaming 3 GB, the 6 GB version is a little noisier.

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Nov 24th, 2024 08:51 EST change timezone

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