NVIDIA GeForce9800 GX2

The NVIDIA GeForce 9800 GX2 is a high-end dual-GPU graphics card launched on March 18, 2008. It features two G92 chips on a single board, each with 128 shading units for a total of 256. The card operates at a base clock of 600 MHz and is built on a 65 nm process. It has 1 GB of GDDR3 memory across a 512-bit bus, delivering a memory bandwidth of 128 GB/s. The board power (TDP) is 197 W, and it uses a PCIe 2.0 x16 interface. It supports DirectX 10.0 and OpenGL 3.3 but lacks Vulkan support. The 9800 GX2 was designed for enthusiasts and multi-monitor setups, often paired with high-end CPUs and power supplies of its era.