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December 4th, 2013 04:00

question about upgrading vga in my Dell inspiron 620

can i upgrading vga to HIS HD7750 in my dell inspiron 620,with not upgrading the psu 300w? 

8 Wizard

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47K Posts

December 5th, 2013 11:00

7770 CANNOT Be used with 305W power supply it requires 150W  6 pin Power connection.

Nvidia does not make a budget card like the 7750 that works well and doesn't need extra power and is slim and light.

3 Posts

December 4th, 2013 05:00

but in sapphire website hd7750 is require 400 watt psu??

8 Wizard

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47K Posts

December 4th, 2013 05:00

Yes it should be fine.  However the HIS version may have physical problems fitting into the case.

The recommended 7750 model is Sapphire 100357LP Radeon HD 7750 1GB 128-bit GDDR5 PCI

http://www.amazon.com/Sapphire-100357LP-128-bit-Express-Profile/dp/B0095MRLJ2

8 Wizard

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47K Posts

December 4th, 2013 05:00

The 7750 from Sappire Works fine with the stock dell 305w power supply.  Low Profile Desktops have 270W power supplies and it works fine with those as well. The HD 7750 at full load consumes 51 watts max.

3 Posts

December 5th, 2013 04:00

How about nvidia series at hd 7750 budget?,,,How about hd 7770 can i use it,with 305 watt?

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