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ATI Radeon HD 4550
The Radeon HD 4550 was an entry-level graphics card by ATI, launched in September 2008. Built on the 55 nm process, and based on the RV710 graphics processor, the card supports DirectX 10.1. The RV710 graphics processor is a relatively small chip with a die area of only 73 mm² and 242 million transistors. It features 80 shading units, 8 texture mapping units and 4 ROPs. ATI has placed 256 MB DDR2 memory on the card, which are connected using a 64-bit memory interface. The GPU is operating at a frequency of 600 MHz, memory is running at 655 MHz.
Being a single-slot card, the ATI Radeon HD 4550 does not require any additional power connector, its power draw is rated at 25 W maximum. Display outputs include: 1x DVI, 1x HDMI, 1x DisplayPort. Radeon HD 4550 is connected to the rest of the system using a PCIe 2.0 x16 interface. The card measures 168 mm in length, and features a single-slot cooling solution. Its price at launch was 59 US Dollars.
||Sep 30th, 2008
||PCIe 2.0 x16
1310 MHz effective
||AB711, B725, B889, B890, B947
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