Radeon HD 7970 (Tahiti XT)
AMD
Catalog context
Within its series, the Radeon HD 7970 (Tahiti XT) ranks 5th of 120 for FP32 throughput and 5th of 181 for memory capacity. Its 250 W TDP is above the 75 W PCIe slot-power ceiling. The source does not record generation, codename, sm count and base clock, or 2 further fields, for this variant.
| Launch date | December 1, 2011 |
|---|---|
| Series | Radeon HD |
| Generation | — |
| Codename | — |
| Form factor | desktop |
| Architecture | GCN 1 |
| Process | 28 nm |
| Transistors | 4.313 billion |
| Die size | 352 mm² |
| Shaders | 2,048 |
| TMUs | 128 |
| ROPs | 32 |
| SM count | — |
| Base clock | — |
| Boost clock | — |
| Memory clock | 1,375 MHz |
| Memory | 3 GB |
| Memory type | GDDR5 |
| Bus width | 384 bit |
| Bandwidth | 264 GB/s |
| Pixel fill rate | 29.6 GP/s |
| Texture fill rate | 118.4 GT/s |
| FP32 | 3,788.8 GFLOPS |
| FP64 | 947.2 GFLOPS |
| TDP | 250 W |
| Bus interface | PCIe 3.0 ×16 |
| External power required | — |
| Launch MSRP | 550 USD |
Source: Wikipedia, revision 1364362273 · catalog loaded 2026-08-16