my screen flicker issues in either 32bit XP pro or 64 bit windows 7 ultimate. ATI have released drivers for Windows 7 - updating these has made no difference to the screen flicker either. Does anyone have any other ideas? Is there any chance it could...

HD4870 1GB flickering issues..... I have some issues with my Powercolor HD4870 1GB PCS+, I'm not sure whats causing the problem but during windows when having multiple explorer-windows open or installing software in the "background" and especially when running...

will look into Rivatuner. I recently bought a 1gb Powercolour 4870. i get the flickering also. i did as instructed turned down the clock to 900mhz. i rang the company, they know about the issue and told me to wait for a new set of drivers to fix the flickering....

HD4870 problem: flickering pixels. I recently purchased a Asus Radeon HD4870 512Mb graphics card. I first installed it today, and much to my dismay, flickering green pixels appear on the screen. They seem to appear mainly on black backgrounds, both on my desktop...

PowerColor ATI Radeon HD4870, 1GB - flickering. Ok, so I got my new computer with this graphic card 4 days ago. I'm pretty sure, that there was no flickering at the beginning, but now ... When I chat on MSN, watch movies or simply do nothing, there is no...

stock due to some instability issues!) Asus Rampage Formual Mobo 2 off HD4870 CF Zalman 1Kw PSU 2Gb DDR2 800 RAM OS: Dual boot Win XP Pro / Win7 Ultimate 64 Beta CCC Version: 2009.0113.2222.40119 But here's the thing: i've got a screen flicker that...

Problems with new palit hd4870 1gb sonic. Hi All installed my new palit hd47870 over xmas to replace my xfx8800gt but having issues with the new card I am getting in game (multiplayer) black squares flickering on screen, white dotted lines around the water...

HD4870 monitor flickers on tv power on. Hey people, The issue I'm having is whenever i turn off my amp or tv my main monitor flickers. When I power it all on, it all seems to take a few tries before it syncs up properly. Is this common to HDMI? It also...

Flickering with online games. for some reason my monitor flickers when running a game. When not run a game and check internet or watch movies, it doesnt flicker. I have a i7 920 with 6gb ram on vista 64bit and a HD4870 Radeon 1gb card. I have tried to update...