System: HP Pavilion p6310f Desktop
CPU: AMD Athlon II X4 630 @ 2.8 GHz
RAM: 6 GB PC-8500
PSU: 300 Watts
VRAM: nVidia GeForce 9100
PCI-E: x16 (1.1)
Windows Desktop Experience: 4.3
Looking to upgrade to discrete video card to improve performance. Typical usage activity includes: HD video playback, light video editing (Win Movie Maker), older PC games (CoD:MW), web surfing, and coding.
Budget: ~ $200
I am a savvy IT admin, but don't game much and don't really care to decipher all the GPU jargon. Any suggestions? Am I screwed with a 300W PSU and PCI-E 1.1 and is it going to make a huge throttle difference if I buy a 2.0 card?