AMD · 2011
Radeon HD 6990
The Radeon HD 6990 is a dual-GPU graphics card by AMD, released in 2011 under the TeraScale 3 architecture.
The Radeon HD 6990 (AMD) is a high-end dual-GPU graphics card released on March 8, 2011, with a launch MSRP of 699 USD. It is based on the TeraScale 3 architecture and uses the Antilles XT GPU chip fabricated on a 40 nm process. The card features 3072 shading units, a base clock of 830 MHz, and 4 GB of GDDR5 memory on a 256-bit bus, delivering a memory bandwidth of 320 GB/s. It supports DirectX 11.0 and OpenGL 4.5, and connects via PCIe 2.1 ×16. With a board power (TDP) of 375 W, it requires substantial cooling and power delivery. The Radeon HD 6990 was designed for enthusiasts seeking maximum performance in multi-monitor or high-resolution gaming setups.
Specifications
| Architecture unverified | TeraScale 3 |
|---|---|
| GPU chip unverified | Antilles XT |
| Process node unverified | 40 nm |
| Shading units unverified | 3072 |
| Base clock unverified | 830 MHz |
| Memory size unverified | 4 GB |
| Memory type unverified | GDDR5 |
| Memory bus unverified | 256 bit |
| Memory bandwidth unverified | 320 GB/s |
| Board power (TDP) unverified | 375 W |
| Bus interface unverified | PCIe 2.1 ×16 |
| DirectX support unverified | 11.0 |
| OpenGL support unverified | 4.5 |
| Release date unverified | 2011-03-08 |
| Release year unverified | 2011 |
| Launch MSRP unverified | 699 USD |