Product Compare
AMD Radeon HD 7970 vs AMD Radeon E9260 PCIe
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Jan 2012 | Sep 2016 |
| Generation | Southern Islands | Embedded |
| Type | Desktop | Mobile |
| Bus Interface | PCIe 3.0 x16 | PCIe 3.0 x8 |
| Clock Speeds | ||
| Memory Clock | 1375 MHz | 1750 MHz |
| Base Clock | 1090 MHz | |
| Boost Clock | 1200 MHz | |
| Memory | ||
| Memory Size | 3GB | 4GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bus | 384bit | 128bit |
| Bandwidth | 264.0GB/s | 112.0GB/s |
| Render Config | ||
| Compute Units | 32 | 14 |
| Shading Units | 2048 | 896 |
| TMUs | 128 | 48 |
| ROPs | 32 | 16 |
| L1 Cache | 16 KB (per CU) | 16 KB (per CU) |
| L2 Cache | 768 KB | 1024 KB |
| Theoretical Performance | ||
| Pixel Rate | 29.60 GPixel/s | 19.20 GPixel/s |
| Texture Rate | 118.4 GTexel/s | 57.60 GTexel/s |
| FP32 (float) | 3.789 TFLOPS | 2.150 TFLOPS |
| FP64 (double) | 947.2 GFLOPS | 134.4 GFLOPS |
| FP16 (half) | 2.150 TFLOPS | |
| Graphics Processor | ||
| GPU Name | Tahiti | Baffin |
| GPU Variant | Tahiti XT(215-0821060) | Baffin E9260(216-0885288) |
| Architecture | GCN 1.0 | GCN 4.0 |
| Foundry | TSMC | GlobalFoundries |
| Process Size | 28 nm | 14 nm |
| Transistors | 4.313 billion | 3 billion |
| Die Size | 352 mm² | 123 mm² |
| Board Design | ||
| TDP | 250W | 80W |
| Suggested PSU | 600 W | |
| Outputs | 1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 | 4x mini-DisplayPort 1.4a |
| Power Connectors | 1x 6-pin + 1x 8-pin | None |
| Graphics Features | ||
| DirectX | 12 (11_1) | 12 (12_0) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 (1.2) | 2.1 |
| Vulkan | 1.2.170 | 1.3 |
| Shader Model | 6.5 (5.1) | 6.7 |