Today appeared the schematic images of standard cooling systems for RV770 video card . Radeon HD 4870 cooler will be equipped with a turbine fan, whose standard size will lie within the limits of 60-70 mm. let us recall that RV770 core in video cards Radeon HD 4870 will operate at 850 MHz frequency ; Therefore , serious cooling will be required .
Radeon HD 4850 Frequency core frequency will be limited to the value of 625 MHz, this will allow producer to simplify the cooling system of the standard model.
Fan in this case has a simpler construction and a standard size, close to 50 mm. AMD partners can in also propose the radeon HD 4870 and Radeon HD 4850 version with one slot alternative cooling systems.
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