Product Compare
AMD Radeon HD 7870 XT vs NVIDIA Quadro K6000 SDI
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Nov 2012 | Jul 2013 |
| Generation | Southern Islands | Quadro |
| Type | Desktop | Professional |
| Bus Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Clock Speeds | ||
| Base Clock | 925 MHz | |
| Boost Clock | 975 MHz | |
| Memory Clock | 1500 MHz | 1502 MHz |
| Memory | ||
| Memory Size | 2GB | 12GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bus | 256bit | 384bit |
| Bandwidth | 192.0GB/s | 288.4GB/s |
| Render Config | ||
| Compute Units | 24 | |
| Shading Units | 1536 | 2880 |
| TMUs | 96 | 240 |
| ROPs | 32 | 48 |
| L1 Cache | 16 KB (per CU) | 16 KB (per SMX) |
| L2 Cache | 512 KB | 1536 KB |
| Theoretical Performance | ||
| Pixel Rate | 31.20 GPixel/s | 54.12 GPixel/s |
| Texture Rate | 93.60 GTexel/s | 216.5 GTexel/s |
| FP32 (float) | 2.995 TFLOPS | 5.196 TFLOPS |
| FP64 (double) | 748.8 GFLOPS | 1.732 TFLOPS |
| Graphics Processor | ||
| GPU Name | Tahiti | GK110 |
| GPU Variant | Tahiti LE(215-0821122) | |
| Architecture | GCN 1.0 | Kepler |
| Foundry | TSMC | TSMC |
| Process Size | 28 nm | 28 nm |
| Transistors | 4.313 billion | 7.08 billion |
| Die Size | 352 mm² | 561 mm² |
| Board Design | ||
| TDP | 185W | 239W |
| Suggested PSU | 450 W | 550 W |
| Outputs | 1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 | 3x DVI2x DisplayPort 1.23x SDI |
| Power Connectors | 2x 6-pin | |
| Graphics Features | ||
| DirectX | 12 (11_1) | 12 (11_0) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | 1.2 | 1.1 |
| Shader Model | 5.1 | 5.1 |
| CUDA | 3.5 | |