When I had these troubles I replaced the card on three ocassions, also the company I had purchased it from sent it back to PNY for testing...hehe as you guess it came back clear...the only fix is to set the AGP appature size to x4...I still get these artifacts when in auto or x8 mod yet..just last week I thought I'd try it out again and Red Orchestra was identical to the above images lol...so back to x4 i went