Product Compare
AMD Radeon HD 6930 vs NVIDIA GeForce GTX 980
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Dec 2011 | Sep 2014 |
| Generation | Northern Islands | GeForce 900 |
| Type | Desktop | Desktop |
| Bus Interface | PCIe 2.0 x16 | PCIe 3.0 x16 |
| Clock Speeds | ||
| Memory Clock | 1200 MHz | 1753 MHz |
| Base Clock | 1127 MHz | |
| Boost Clock | 1216 MHz | |
| Memory | ||
| Memory Size | 1024MB | 4GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bus | 256bit | 256bit |
| Bandwidth | 153.6GB/s | 224.4GB/s |
| Render Config | ||
| Compute Units | 20 | |
| Shading Units | 1280 | 2048 |
| TMUs | 80 | 128 |
| ROPs | 32 | 64 |
| L1 Cache | 8 KB (per CU) | 48 KB (per SMM) |
| L2 Cache | 512 KB | 2 MB |
| Theoretical Performance | ||
| Pixel Rate | 24.00 GPixel/s | 77.82 GPixel/s |
| Texture Rate | 60.00 GTexel/s | 155.6 GTexel/s |
| FP32 (float) | 1.920 TFLOPS | 4.981 TFLOPS |
| FP64 (double) | 480.0 GFLOPS | 155.6 GFLOPS |
| Graphics Processor | ||
| GPU Name | Cayman | GM204 |
| GPU Variant | Cayman CE(215-0807105) | GM204-400-A1 |
| Architecture | TeraScale 3 | Maxwell 2.0 |
| Foundry | TSMC | TSMC |
| Process Size | 40 nm | 28 nm |
| Transistors | 2.64 billion | 5.2 billion |
| Die Size | 389 mm² | 398 mm² |
| Board Design | ||
| TDP | 186W | 165W |
| Suggested PSU | 450 W | 450 W |
| Outputs | 2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 | 1x DVI1x HDMI 2.03x DisplayPort 1.4a |
| Power Connectors | 2x 6-pin | 2x 6-pin |
| Graphics Features | ||
| DirectX | 11.2 (11_0) | 12 (12_1) |
| OpenGL | 4.4 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | N/A | 1.3 |
| Shader Model | 5.0 | 6.4 |
| CUDA | 5.2 | |