SUMMARY: An attractive unit, questionable performance

The good guys at Evercool were nice enough to send a sample of their Evercool Royal notebook cooling pad. This is one of the few I have seen which uses three fans.
Key Features:
- Aluminum construction
- Size: 400 x 300 x 40 (15¾” x 11.8″ x 1.6″); Weight: 1380 grams (3 pounds)
- Three fans, 80 x 15 mm, 1500 rpm, <14 dBA, USB powered
- Two USB Hubs
- Two storage drawers
- One USB patch cable
- On/Off switch
This is a large pad which should accommodate larger laptops of the DTR type. The top cutouts are decorative and the whole appearance is well above anything I’ve seen in laptop coolers – although in use it will be hidden under the laptop.

The bottom shows a very simple layout – basically three fans and two storage drawers:

The side shows the On/Off switch and USB ports:

The fans are 80x15mm, low noise:

I tested the Evercool Royal using a Compaq Presario 2200 laptop, with the following results:
Test | Stress (Prime 95) | Idle |
CPU Die Temp – Fans ON | 59-65ºC | 49ºC |
CPU Die Temp – Fans OFF | 59-65ºC | 51ºC |
The temp range is due to the laptop’s fan cycling on and off. I would have expected to see more of a difference based on the difference in idle temps, but it is what it is. I even tried switching the fans from blowing out under the unit to blowing air onto the back of the laptop:


I found performance to be the same, so fan orientation is not an issue
An attractive unit, but I did not find cooling to be any better with it; I think the low-flow fans do not move enough air to make a substantial cooling difference.
Thanks again to Evercool for sending the Royal our way.
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