Vantec CCK-7025 From All
||The Fan: |
The seven bladed fan impeller on this 25mm thick fan creates
about 51dB of noise according to our real-world measurements. The fan grill looks nice but isn't really necessary as it would be with a high-RPM delta fan. The fan connects to the motherboard via a 3-pin fan
header which supports RPM monitoring.
Top: The clipping mechanism is really well done on this heatsink because it operates within
the space of the fins, and doesn't require a large path as we are generally accustomed to
A: The fan shroud is bowed out a little at the top to accommodate the 70mm fan size. The shroud keeps the fan a few millimeters above the tips of the copper fins so there is better airflow.
||Side B: |
The fins are dip brazed, or soldered in place. In general, we have seen that
this kind of construction method is pretty effective in terms of heat transfer. The fins are
about 0.25mm thick an spaced 1mm apart. The copper fins are all 22mm in height.
For Vantec to make the transition to a machined
base is something we are very pleased to see. With copper heatsinks you
away with a
stamped base, but it really is much better to have a nice flat
surface like the one on the left here. With the fan shroud
standing proud you won't be able to lap this heatsink without first