Radeon HD 6870 (Barts XT)
AMD
Catalog context
Within its series, the Radeon HD 6870 (Barts XT) ranks 18th of 120 for FP32 throughput and 53rd of 181 for memory capacity. Its 151 W TDP is above the 75 W PCIe slot-power ceiling. The source does not record generation, codename, sm count and base clock, or 4 further fields, for this variant.
| Launch date | October 22, 2010 |
|---|---|
| Series | Radeon HD |
| Generation | — |
| Codename | — |
| Form factor | desktop |
| Architecture | TeraScale 2 |
| Process | 40 nm |
| Transistors | 1.7 billion |
| Die size | 255 mm² |
| Shaders | 1,120 |
| TMUs | 56 |
| ROPs | 32 |
| SM count | — |
| Base clock | — |
| Boost clock | — |
| Memory clock | 1,050 MHz |
| Memory | 1 GB |
| Memory type | GDDR5 |
| Bus width | 256 bit |
| Bandwidth | 134.4 GB/s |
| Pixel fill rate | 28.8 GP/s |
| Texture fill rate | 50.4 GT/s |
| FP32 | 2,016 GFLOPS |
| FP64 | — |
| TDP | 151 W |
| Bus interface | PCIe 2.1 ×16 |
| External power required | — |
| Launch MSRP | — |
Source: Wikipedia, revision 1364362273 · catalog loaded 2026-08-16