PowerColor Radeon HD 4850 and 4870 graphics cards launched

Posted on Wednesday, Jun 25 2008 @ 22:49 CEST by Thomas De Maesschalck
PowerColor has launched its Radeon HD 4800 series cards:
PowerColor HD 4800 has adopted 55nm technology and is powered by ATI’s Radeon HD 4800 graphics processing units. For HD4870, its GPU and memory runs at 750MHz and 900MHz respectively with 512MB of GDDR5 on a 256-bit memory bus design, memory data transmission rates up to 3.6Gbps. As for HD 4850, it’s equipped with 512MB of GDDR3 on a 256bit memory bus design, while the GPU and memory run at 625MHz and 1986MHz respectively.

PowerColor HD 4800 series offer Microsoft® DirectX® 10.1, PCI Express® 2.0, on-chip HDCP, built-in HDMI with 7.1 surround audio, and also with the support for Shader Model 4.1, Universal Video Decode 2, and ATI CrossFireX™ technology.


 

HD 4870

HD 4850

Core Speed

750MHz

625MHz

Memory Speed

900MHz (3.6Gbps)

993MHz (1986Mbps)

Memory Size

512MB

512MB

Memory Bandwidth

256bit

256bit

Memory Type

GDDR5

GDDR3

DirectX®

10.1

10.1

CrossFireXTM

Yes

Yes

PCI-E

2.0

2.0

HDMI Support

Yes

Yes



About the Author

Thomas De Maesschalck

Thomas has been messing with computer since early childhood and firmly believes the Internet is the best thing since sliced bread. Enjoys playing with new tech, is fascinated by science, and passionate about financial markets. When not behind a computer, he can be found with running shoes on or lifting heavy weights in the weight room.



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