AMD · 2009
Radeon HD 4890
The Radeon HD 4890 is a graphics card released by AMD in April 2009, based on the TeraScale 1 architecture with the RV790 XT chip.
The Radeon HD 4890 (AMD) is a graphics card released on April 2, 2009, with a launch MSRP of $249 USD. It is built on the TeraScale 1 architecture using the RV790 XT GPU on a 55 nm process node. The card features 800 shading units, a base clock of 850 MHz, and 1 GB of GDDR5 memory on a 256-bit bus, providing a memory bandwidth of 124.8 GB/s. It supports DirectX 10.1 and OpenGL 3.3, and connects via PCIe 2.0 ×16. The board has a TDP of 190 W.
Specifications
| Architecture unverified | TeraScale 1 |
|---|---|
| GPU chip unverified | RV790 XT |
| Process node unverified | 55 nm |
| Shading units unverified | 800 |
| Base clock unverified | 850 MHz |
| Memory size unverified | 1 GB |
| Memory type unverified | GDDR5 |
| Memory bus unverified | 256 bit |
| Memory bandwidth unverified | 124.8 GB/s |
| Board power (TDP) unverified | 190 W |
| Bus interface unverified | PCIe 2.0 ×16 |
| DirectX support unverified | 10.1 |
| OpenGL support unverified | 3.3 |
| Release date unverified | 2009-04-02 |
| Release year unverified | 2009 |
| Launch MSRP unverified | 249 USD |