cannot install new graphics card

athfan

Honorable
Dec 26, 2013
10
0
10,510
I have hp dx2355 km421av which is pretty old I can play crysis 1 in it. So I thought of putting a new gpu to replace the intergrated NVIDIA graphics . I bought a galaxy geforce 9400 gt which is low profile and does fit in the pci-e slot...

Then I shutdown my pc removed power and installed the new gpu and switched it on it opened normal with half blank screen so I clicked to install new driver update when it was installing the screen gave a video tdr failure and reboots normal with half screen any help will be appreciated..
 
Solution
But i truly am sorry my frind, but i am going to bed and can no longer help you for now (sorry i wasn't of much help to begin with) hopefully everything ends up working out for you
You need to do more research before you just buy new parts. There are things such as drivers and power usage that need to be considered before you do things like this...I know this may not be the most helpful response, but Google, and tech guys at your computer store can be very helpful in making sure you don't do something like this to your computer :(
 

athfan

Honorable
Dec 26, 2013
10
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10,510
The new gpu requires a psu of 300watts which I have and it is supported for my CPu but cannot why its not able to install the drivers as it detects properly in device manager
 

athfan

Honorable
Dec 26, 2013
10
0
10,510
I can open now it Is like the primary video adapter is pci-e in bios and in windows dxdiag it is not showing the intergrated graphics instead microsoft basic display driver
 

athfan

Honorable
Dec 26, 2013
10
0
10,510
I guess you might need my specs

hp dx2355 (km421av)
ram-sumsung 1gb ddr2 ram and transcend
. 2gb ddr2 ram both 800mhz
hdrive-160gb hdd
psu-hp 300watts
graphics-nvidia nforce 6140se 430ne

new gpu-nvidia geforce 9400 gt