AMD · Desktop GPU · 2011-12
GCN and 28nm debut.
| Architecture | gcn |
|---|---|
| Die | Tahiti |
| VRAM | 3GB GDDR5 |
| Bus | 384-bit |
| TBP | 250W |
| Raster (relative) | 6.8 |
| RT (relative) | — |
| Die area | 352 mm² |
| Transistors | 4.3 B |
| Compute units | 32 |
| Shaders | 2048 |
| TMUs | 128 |
| ROPs | 32 |
| Base clock | 925 MHz |
| Boost clock | 925 MHz |
| Memory speed | 5.5 Gbps |
| Memory bandwidth | 264 GB/s |
| L2 | 0.75 MB |
| FP32 compute | 3.8 TFLOPS |
| Launch price | $549 |