Cool and Silent, plus Blockbuster Graphics Performance! FREEZING COOL! Available models for IceQ II:   Core Clock Memory Clock HIS iTurbo Bus Turbo Original Turbo Original X850XT PE n/a 540MHz n/a 1.18GHz - PCIe/AGP X850XT 540MHz 520MHz 1.18GHz 1.08GHz √ PCIe/AGP X800 XL 432MHz 400MHz 1GHz 980MHz √ PCIe/AGP X800 GTO 500MHz 400MHz 1GHz 980MHz √ PCIe X800 GT 500MHz 475MHz 1GHz 980MHz √ PCIe X800 398MHz 392MHz 910MHz 700MHz √ PCIe/AGP     HIS iTURBO easy to use interface provides a flexibility way for users to adjust the VPU clock, memory clock and fan speed, plus VPU temperature and fan speed monitoring. (selected models only) Faster Simply press the iTURBO button to boost your video card to maximum speed and stable performance Quieter iTURBO Silence mode adjusts fan speed to less than 20dB Cooler iTURBO's TURBO fan speed mode reaches -11°C cooling power

HIS has won over 300 awards with ATI graphic solution from major media worldwide.

HIS Excalibur products are certified by ATI to guarantee high standard of: Quality, Reliability, and Visual Performance. Click here to see the complete list of certified products.