AMD Radeon HD 8860 OEM vs AMD Radeon R9 270
What is the difference between AMD Radeon HD 8860 OEM and AMD Radeon R9 270. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Curacao | GPU Name | Curacao |
| Curacao PRO (215-0848000) | Model number | Curacao PRO (215-0848000) |
| GCN 1.0 | Architecture | GCN 1.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 2,800 million | Transistors | 2,800 million |
| 212 mm² | Die Size | 212 mm² |
Graphics Card
| Jan 8th, 2013 | Release Date | Nov 13th, 2013 |
| Sea Islands (HD 8800) | Family | Volcanic Islands (R9 200) |
| End-of-life | Production | End-of-life |
| Southern Islands | Predecessor | Sea Islands |
| PCIe 3.0 x16 | Bus Interface | PCIe 3.0 x16 |
Memory
| 2 GB | Memory Size | 2 GB |
| GDDR5 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 256 bit |
| 179.2 GB/s | Bandwidth | 179.2 GB/s |
Performance
| 29.60 GPixel/s | Pixel fillrate | 29.60 GPixel/s |
| 74.00 GTexel/s | Texture fillrate | 74.00 GTexel/s |
| 2.368 TFLOPS | FP32 (float) performance | 2.368 TFLOPS |
| 148.0 GFLOPS (1:16) | FP64 (double) performance | 148.0 GFLOPS (1:16) |
Clock Speeds
| 1400 MHz 5.6 Gbps effective | Memory Clock | 1400 MHz 5.6 Gbps effective |
Render Config
| 1280 | Shading Units | 1280 |
| 80 | TMUs | 80 |
| 32 | ROPs | 32 |
| 20 | Compute Units | 20 |
| 16 KB (per CU) | L1 Cache | 16 KB (per CU) |
| 512 KB | L2 Cache | 512 KB |
Board Design
| Dual-slot | Slot Width | Dual-slot |
| 241 mm 9.5 inches | Length | 210 mm 8.3 inches |
| 175 W | Thermal design power (TDP) | 150 W |
| 450 W | Suggested PSU | 450 W |
| 1x DVI 1x HDMI 2x mini-DisplayPort | Display Connectors | 2x DVI 1x HDMI 1x DisplayPort |
| 1x 6-pin | Power Connectors | 1x 6-pin |
| C632 | Board Number | C630, C631, C632 |
API support
| 12 (11_1) | DirectX | 12 (11_1) |
| 4.6 | OpenGL | 4.6 |
| 1.2 | OpenCL | 1.2 |
| 1.2 | Vulkan | 1.2 |
| 5.1 | Shader Model | 5.1 |