Asetek Antarctica WaterChill Water Cooling Kit
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This is Asetek's new Antarctica water block. It supports Intel S478, AMD Socket A (S462), AMD Athlon FX (S939/S940) and AMD64 (S754), making it truly universal with most modern processor configurations. It utilizes a single inlet and dual outlet design with 1/2" OD quick disconnect fittings. The base is machined flat with a semi-gloss polishing. Upon close inspection, you will notice swirl marks on the base, but we dragged a fingernail across them and found it to have a very smooth finish. Removing the top reveals the heart and soul of the water block. There are eight copper channels located right under the inlet. This is to improve surface area which in turn also improves heat transfer. To direct coolant into these channels, a groove has been added to the inlet on the acrylic top. It's placed perpendicular to the channels on the base. This is done to distribute the coolant evenly over the entire eight channels. And as we mentioned earlier, this water block uses two outlets. This helps out with the turbulence created by the narrow channels located at the inlet. It also helps to relive any hot spots created in the water block. At the two outlets there is another channel that surrounds the inlet. We surmise that this channel is used to relieve excess pressure. Looking at the water block as a whole everything seemed to be manufactured perfectly. There were no splinters and all surfaces were smooth and flat.
Asetek's pump of choice is the Hydor L30 II. The L30 II has proven to be an excellent performer at relatively low noise levels. Measuring in at 13cm x 7cm x 10cm, it can be placed in most tower cases with little or no trouble. 1/2" OD quick disconnect fittings are used to ease the installation. Like other competing products, this pump produces a maximum of 1200 l/hr and is capable of a delivery head of 1.95m. Asetek has pre-modified this pump to include a relay on the power cable, using a power cable that connects to the power supply through a hermaphrodite power connector. The cable is run into the case through a PCI slot adapter connected to the relay. The relay runs the power to the pump in sync with the computer. When the system is on, the pump automatically turns on. The relay also includes a 7V or 12V 3 pin fan header. This is used to run the fans at either their full speed for maximum performance or at a lower speed for near silent operation. Another nice feature of the relay is that it includes an LED light header. One can connect an LED to it to indicate whether the pump is operating or not.
The reservoir consists of a single cylindrical piece of plastic that has two metal ends. One end has two 1/2" OD quick disconnect fittings. The other end has a removable lid for easy filling. Both ends use rubber gaskets to prevent any leakage. Asetek has also left the option to the end user to mount the reservoir either directly on the pump or have it located elsewhere. Using a metal bracket that connects to the pump, the reservoir sits on top of it, connected through a small piece of tubing. We found this configuration to be a bit unstable however, because the reservoir is only resting on top of the metal bracket. To help alleviate the situation somewhat, we used a bit of double sided tape to firmly attach the reservoir to the metal bracket.