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Asus Geforce GTX670 Direct CU II TOP Review (OC)

We have changed our method of measuring noise levels. We have built a system inside a Lian Li chassis with no case fans and have used a fanless cooler on our CPU. We are using a heatpipe based passive power supply and an Intel SSD to keep noise levels to a minimum. The motherboard is also passively cooled. This gives us a build with completely passive cooling and it means we can measure noise of just the graphics card inside the system when we run looped 3dMark tests.

Ambient noise in the room is around 20-25dBa. We measure from a distance of around 1 meter from the closed chassis and 4 foot from the ground to mirror a real world situation.

Why do this? Well this means we can eliminate secondary noise pollution in the test room and concentrate on only the video card. It also brings us slightly closer to industry standards, such as DIN 45635.

KitGuru noise guide
10dBA – Normal Breathing/Rustling Leaves
20-25dBA – Whisper
30dBA – High Quality Computer fan
40dBA – A Bubbling Brook, or a Refridgerator
50dBA – Normal Conversation
60dBA – Laughter
70dBA – Vacuum Cleaner or Hairdryer
80dBA – City Traffic or a Garbage Disposal
90dBA – Motorcycle or Lawnmower
100dBA – MP3 player at maximum output
110dBA – Orchestra
120dBA – Front row rock concert/Jet Engine
130dBA – Threshold of Pain
140dBA – Military Jet takeoff/Gunshot (close range)
160dBA – Instant Perforation of eardrum

The card is relatively quiet, especially when considering the performance available. There is a minor level of noise when gaming, and the fan spins down low when idle. When watching a bluray movie for instance, you would be hard pressed to hear the fan at all.

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13 comments

  1. thats incredible. £400 is a lot of money, but its £80 less as said. seems like a good saving for another kit of memory or similar !

  2. Thats a winner. but the GTX680 will be faster when you overclock it 🙂 not really fair as this asus card is overclocked.

  3. Very tasty. Good oc too

  4. They make great video cards. This is better than anything amd have out.

  5. Nvidia back in the game! They need something out around the 300 quid mark now

  6. very nice indeed. Their Direct CU cooler has always been very good. Only thing I would say is the bundle is dire looking.

  7. bought one this morning, damn you 🙁

  8. it seems you have a problem in your rig ,In unigine heaven bench, i ve got a 2924 score and 116,1 average fps with this card on a sabretooth p67 mobo with i5 2500k @ 4ghz with 8g of ram

    all the bench settings were the same
    you should get more then me with your rig , i think …..

  9. ASUS GTX670-DC2T or ASUS GTX680 is faster in max overclocking?
    are these cards stable in max overclock?

  10. sorry i forgot to say my computer specifications
    My computer components are : ASUS P8Z77-V Deluxe, Intel i7 3770K, Ram 32GB G.Skill DDR3 1600.

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