Sapphire HD 4890 Toxic / Vapor-X Review 47

Sapphire HD 4890 Toxic / Vapor-X Review

Fan Noise »

Power Consumption

Cooling modern video cards is becoming more and more difficult, especially when users are asking for quiet cooling solutions. That's why the engineers are now paying much more attention to power consumption of new video card designs.

Test System
CPU:Intel Core i7 920 @ 3.8 GHz
(Bloomfield, 8192 KB Cache)
Motherboard:Gigabyte X58 Extreme
Intel X58
Kindly supplied by Gigabyte
Memory:2x 1024MB OCZ DDR3 Platinum @ 1140 MHz 6-6-6-19
Harddisk:WD Raptor 740ADFD 74 GB
Power Supply:BFG ES-800 800W
Software:Windows Vista SP1

The three result values are as following:
  • Idle: Windows sitting at the desktop (1024x768 32-bit) all windows closed, drivers installed.
  • Average: 3DMark03 Nature at 1280x1024, 6xAA, 16xAF. This results in the highest power consumption. Average of all readings (two per second) while the test was rendering (no title screen).
  • Peak: 3DMark03 Nature at 1280x1024, 6xAA, 16xAF. This results in the highest power consumption. Highest single reading
Sapphire's HD 4890 Toxic Vapor-X has a slightly reduced power consumption in idle compared to the HD 4890 reference. Under load the power consumption is a bit higher which is due to the increased clock speeds. Overall the power consumption is very reasonable.





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