0
votes
0answers
84 views

Ubuntu 14.04 Not recognizing GPU, EXTREMELY slow performance

I recently installed Ubuntu 14,04 on my Compaq Presario CQ62 laptop. Specs: 4GB 1600 MhZ DDR3 RAM Ati Mobility Radeon HD 4250 GPU AMD V120 CPU, 1 Core, 2200 MhZ I have installed Ubuntu using the ...
0
votes
1answer
53 views

Why is radeontop showing 0,00% in all fields?

I'm trying to get realtime statistics about my graphics card utilization, and the program radeontop is supposed to enable that. However, as you can see in the screenshot below, it reports all the ...
2
votes
3answers
256 views

No visible performance increase with Radeon 5450 and OSource drivers

I have been running my machine without GPU for a while with decent results (no lag for a decent internet use, videos read smoothly and 2D gaming is OK). But I decided to see what I could get with an ...
2
votes
1answer
9k views

How to disable Ubuntu 13.04 Unity fancy visual effects?

Unity works very fast but pretty unstable on my PC (with Intel GMA X4500HD video card). For example the Ubuntu purple-black splash screen is stuck as the desktop background (changing it in the ...
2
votes
1answer
859 views

Display cuts off launcher, everything's blurry, Hulu choppy, system slower than Vista [closed]

Just installed 12.10 64bit. Display cuts off launcher, every thing's blurry, Hulu choppy, overall the system is slower than Vista. I'm guessing it's a GPU problem? I have a GeForce 9300M, but the ...
2
votes
1answer
177 views

Do I need to update my GPU drivers?

I have the following system running Ubuntu 12.04 with Wine 5.8: AMD Phenom I x4 2.8 Ghz XFX GTs 250 1GB 3GB DDR 2 Ram I have tried the 2 drivers in the additional drivers program and both have the ...
1
vote
2answers
7k views

How to improve performances [duplicate]

I have seen this question, but that question seems to be obsolete with the 11.10 version. Last week, I upgraded from 11.04 to 11.10. I am usually using gnome desktop clasic (without effects,also ...