Tom's Hardware: "The Best Video Cards for Your Money: November 2006"

[RDoherty]

Best PCI-E Card For Under $100: Radeon X800 GTO 256mb
Best PCI-E Card For ~$130: Geforce 7600 GT
Best PCI-E Card For ~$180: Radeon X1950 PRO
Best PCI-E Card For ~$250: None
Best PCI-E Card For ~$340: Dual-Gpu Solutions: Radeon X1950 PRO Crossfire, Geforce 7900 GS SLI
Best PCI-E Card For ~$400: Radeon X1950 XTX
Best PCI-E Card For ~$500: Geforce 7950 GX2

Best AGP Card For Under $100: Radeon X700, Geforce 6600
Best AGP Card For ~$140: Radeon X850 PRO
Best AGP Card For ~$175: Geforce 7600 GT
Best AGP Card For +$200: None

http://www.tomshardware.com/2006/10/31/the_best_video_cards_for_your_money/