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ATI Radeon HD 4580
The Radeon HD 4580 was a graphics card by ATI, launched in November 2011. Built on the 55 nm process, and based on the RV635 graphics processor, in its RV635 PRO variant, the card supports DirectX 10.1. The RV635 graphics processor is an average sized chip with a die area of 135 mm² and 378 million transistors. It features 120 shading units, 8 texture mapping units and 4 ROPs. ATI has placed 512 MB GDDR3 memory on the card, which are connected using a 128-bit memory interface. The GPU is operating at a frequency of 796 MHz, memory is running at 693 MHz.
We recommend the ATI Radeon HD 4580 for gaming with highest details at resolutions up to, and including, 800x600.
Being a single-slot card, its power draw is rated at 65 W maximum. Display outputs include: 2x DVI, 1x S-Video. Radeon HD 4580 is connected to the rest of the system using a PCIe 2.0 x16 interface. The card measures 190 mm in length, and features a single-slot cooling solution.
||Nov 20th, 2011
||PCIe 2.0 x16
1386 MHz effective