Radeon HD 4890與GeForce GTX 275發表

現在大概曉得GeForce GTX 275贏過Radeon HD 4890約5%左右。而耗電量，GeForce GTX 275比Radeon HD 4890高出約3%左右。GeForce GTX 275則比GeForce GTX 260+高出6～13％的效能；Radeon HD 4890則比Radeon HD 4870高出6～9％效能。

GeForce GTX 275 vs. Radeon HD 4890報導

• [H]Enthusiast
• 4Gamer.net
• AnandTech
• ComputerBase
• DriverHeaven.net
• FiringSquad
• LegitReviews
• PC Perspective

GeForce GTX 275報導

• Bjorn3d
• Guru of 3D
• HardwareCanucks
• HotHardware
• Ninja Lane
• Overclockers
• PC Watch
• techPowerUp!
• Tom’s Hardware

Radeon HD 4890報導

• AMD Zone
• Benchmark Reviews
• Bjorn3d
• Elite Bastards
• Guru of 3D
• HardwareCanucks
• HardwareZone
• HotHardware
• InsideHW
• ITmedia +D
• Overclockers
• PC Watch
• Tom’s Hardware
• Tweak Town