Product Compare
AMD Radeon R9 270 vs AMD Radeon Graphics 448SP Mobile
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Nov 2013 | Jan 2022 |
| Generation | Volcanic Islands | Vega II IGP |
| Type | Desktop | Integrated |
| Bus Interface | PCIe 3.0 x16 | IGP |
| Clock Speeds | ||
| Base Clock | 900 MHz | 300 MHz |
| Boost Clock | 925 MHz | 1800 MHz |
| Memory Clock | 1400 MHz | System Shared |
| Memory | ||
| Memory Size | 2GB | System Shared |
| Memory Type | GDDR5 | System Shared |
| Memory Bus | 256bit | System Shared |
| Bandwidth | 179.2GB/s | System Dependent |
| Render Config | ||
| Compute Units | 20 | 7 |
| Shading Units | 1280 | 448 |
| TMUs | 80 | 28 |
| ROPs | 32 | 8 |
| L1 Cache | 16 KB (per CU) | |
| L2 Cache | 512 KB | |
| Theoretical Performance | ||
| Pixel Rate | 29.60 GPixel/s | 14.40 GPixel/s |
| Texture Rate | 74.00 GTexel/s | 50.40 GTexel/s |
| FP32 (float) | 2.368 TFLOPS | 1.613 TFLOPS |
| FP64 (double) | 148.0 GFLOPS | 100.8 GFLOPS |
| FP16 (half) | 3.226 TFLOPS | |
| Graphics Processor | ||
| GPU Name | Curacao | Barcelo |
| GPU Variant | Curacao PRO(215-0848000) | |
| Architecture | GCN 1.0 | GCN 5.1 |
| Foundry | TSMC | TSMC |
| Process Size | 28 nm | 7 nm |
| Transistors | 2.8 billion | 10.7 billion |
| Die Size | 212 mm² | 180 mm² |
| Board Design | ||
| TDP | 150W | 45W |
| Suggested PSU | 450 W | |
| Outputs | 2x DVI1x HDMI 1.4a1x DisplayPort 1.2 | Portable Device Dependent |
| Power Connectors | 1x 6-pin | None |
| Graphics Features | ||
| DirectX | 12 (11_1) | 12 (12_1) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 2.1 |
| Vulkan | 1.2 | 1.3 |
| Shader Model | 5.1 | 6.7 |