NVIDIA
Xbit Labs – From Dusk till Dawn: Nvidia GeForce 8 Family Performance Shootout
HardwareZone – XFX GeForce 8600 GT Fatal1ty
Guru3D – BFG GeForce 8600 GTS OC2 review
Digit-Life – 10 Graphics Cards On NVIDIA GeForce 8500/8600 GPUs
PC Stats – MSI NX8600GT-T2D256E-OC Geforce 8600GT Videocard Review
Guru3D – GeForce 8600 & Radeon HD 2600 HQV-HD testing
ATI / AMD
XS Reviews – Sapphire HD 2600XT Review
Phoronix – AMD Radeon HD 2000 Series & Linux
TweakNews – HIS Radeon IceQ Turbo X1650XT 256MEG PCI Express Videocard Review
Other
Trusted Reviews – Matrox Extio – Remote Multi-Display System
The Tech Report – Belkin’s Flip-DVI-D: too good to be true?