The Tesla K20X was a enthusiast-class professional graphics card by NVIDIA, launched in November 2012. Built on the 28 nm process, and based on the GK110 graphics processor, the card supports DirectX 12.0. The GK110 graphics processor is a large chip with a die area of 561 mm² and 7,080 million transistors. It features 2688 shading units, 224 texture mapping units and 48 ROPs. NVIDIA has paired 6 GB GDDR5 memory with the Tesla K20X, which are connected using a 384-bit memory interface. The GPU is operating at a frequency of 732 MHz, memory is running at 1300 MHz.
Being a dual-slot card, the NVIDIA Tesla K20X draws power from 1x 6-pin + 1x 8-pin power connector, with power draw rated at 235 W maximum. This device has no display connectivity, as it is not designed to have monitors connected to it. Tesla K20X is connected to the rest of the system using a PCI-Express 3.0 x16 interface. The card measures 267 mm in length, and features a dual-slot cooling solution. Its price at launch was 7699 US Dollars.