http://shopap.lenovo.com/ISS_Static/WW/ap/common/products/pdf/G450_asean.pdf
http://www.geekwithlaptop.com/lenovo-g550-notebook
they look the same
You can upgrade it from Intel x4500 to Nvidia 210m. You have to find the motherboard and change it. Really bad nvidia card, not worth it at all.
You cannot change your laptops graphic card.
A Lenovo ultrabay is an expandable slot on Lenovo y400 and 500 laptops. From what I know it is a user accessible pcie 2.x slot. The limits of the ultrabay are mainly that it can only use the cards that Lenovo releases for its use, and when using an nvidia graphics card in SLI only one graphics card will be used when on battery.
I have a Lenovo Mahobay motherboard also but recently i purchased a video card. I didn't work in the motherboard along with three others i would suggest just getting a good one from newegg.com for about $120 that is what I am doing
it will work with no problems. power consumption and fitting are same but you will need to remove the plastic part of the GPU. It will look ugly with copper heatsink visible but it works with no problems.
You probably didn't reinstall the driver for your graphics card.
Depending on what games you plan on playing, it's hard to consider what graphics card is good. With that said, the Lenovo G series, HP Probook, Lenovo Thinkpad Edge would fit what you're looking for. The whole list of laptops that fit your criteria can be seen in the related link.
The computer can be used to find the MB of the graphics card. The graphic card is usually mounted on the graphics card reader. The MB of the graphic card can be read by looking at the drive of the graphics card.
Step 1. Find out what graphics card you have.
Simple answer, no, you need a graphics card in your system.
If you do not have a graphics card, you will be unable to receive visual output from the computer.
Hercules Graphics Card was created in 1982.