Here are some more Graphics Card articles from around the web:
- AMD Radeon HD 4800 Series @ [H]ard|OCP
- AMD’s Radeon HD 4870 graphics processor @ The Tech Report
- VisionTek & MSI Radeon 4850s V NVIDIA 9800 GTX+ Review @ DriverHeaven
- AMD 4850 Single/Crossfire @ t-break
- GDDR5 Comes to Market—Radeon HD 4870 @ ExtremeTech
- The Radeon HD 4870 & 4850: AMD Wins at $199 and $299 @ AnandTech
- HIS Radeon HD 4870 CrossFire Video Card Review @ Legit Reviews
- ATI’s 4800 Series: HD 4850, 4870 reviewed @ Ars Technica
- Sapphire Radeon HD 4870 in Crossfire @ Tweaktown
- AMD finally reveals the Radeon 4800 GPUs @ Bjorn3D
- Palit Radeon HD4870 512MB Graphics Card Review @ Hardware Canucks
- AMD (ATI) Radeon HD 4850 and 4870: bloodying NVIDIA’s profits @ HEXUS
- ATI Radeon HD 4850 and 4870: RV770 Has Arrived @ HotHardware
- AMD Radeon HD 4800 series technology analysis @ Elite Bastards
- Diamond Radeon HD 4850 in CrossFire @ Bootdaily
- GeForce GTX 260 @ Guru of 3D
- XFX GeForce GTX 260 XXX Edition @ Tweaktown
- XFX GeForce 9800 GTX Black Edition @ Guru of 3D
- Nvidia GeForce GTX 280 architecture analysis @ bit-tech
- XFX GeForce GTX 280 XXX Edition @ Tweaktown
New architecture, new performance

Ryan has finished reviewing the HD4850 and 4870 and he is quite happy with the results. The HD4870 can beat the dual GPU HD 3870 X2 1GB and has 7.1 channel HD audio decoding to boot. The HD4850 can also compete with the X2, although not beat it, at an MSRP of $199. Read on to get an idea of what has changed in the architecture and technology and then carry on into the benchmarks.