The Radeon HD 2400 PRO PCI was a graphics card by ATI, launched on June 28th, 2007. Built on the 65 nm process, and based on the RV610 graphics processor, in its RV610 LE variant, the card supports DirectX 10.0. Since Radeon HD 2400 PRO PCI does not support DirectX 11 or DirectX 12, it might not be able to run all the latest games. The RV610 graphics processor is a relatively small chip with a die area of only 85 mm² and 180 million transistors. It features 40 shading units, 4 texture mapping units, and 4 ROPs. ATI has paired 512 MB DDR2 memory with the Radeon HD 2400 PRO PCI, which are connected using a 64-bit memory interface. The GPU is operating at a frequency of 525 MHz, memory is running at 400 MHz. Being a single-slot card, the ATI Radeon HD 2400 PRO PCI does not require any additional power connector, its power draw is rated at 20 W maximum. Display outputs include: 1x DVI. Radeon HD 2400 PRO PCI is connected to the rest of the system using a PCI interface.