The FirePro W4100 was a professional graphics card by AMD, Built on the 28 nm process, and based on the Cape Verde graphics processor, in its Cape Verde PRO GL variant, the card supports DirectX 12. The Cape Verde graphics processor is an average sized chip with a die area of 123 mm² and 1,500 million transistors. Unlike the fully unlocked Radeon HD 7770 GHz Edition, which uses the same GPU but has all 640 shaders enabled, AMD has disabled some shading units on the FirePro W4100 to reach the product's target shader count. It features 512 shading units, 32 texture mapping units, and 16 ROPs. AMD has paired 2,048 MB GDDR5 memory with the FirePro W4100, which are connected using a 128-bit memory interface. The GPU is operating at a frequency of 630 MHz, memory is running at 1000 MHz (4 Gbps effective). Being a single-slot card, the AMD FirePro W4100 does not require any additional power connector, its power draw is rated at 50 W maximum.

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