Product Compare
NVIDIA GRID K2 vs ATI FirePro V7900
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | May 2013 | May 2011 |
| Generation | GRID | FirePro |
| Type | Professional | Desktop |
| Bus Interface | PCIe 3.0 x16 | PCIe 2.0 x16 |
| Clock Speeds | ||
| Memory Clock | 1250 MHz | 1250 MHz |
| Memory | ||
| Memory Size | 4GB | 2GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bus | 256bit | 256bit |
| Bandwidth | 160.0GB/s | 160.0GB/s |
| Render Config | ||
| Shading Units | 1536 | 1280 |
| TMUs | 128 | 80 |
| ROPs | 32 | 32 |
| L1 Cache | 16 KB (per SMX) | 8 KB (per CU) |
| L2 Cache | 512 KB | 512 KB |
| Compute Units | 20 | |
| Theoretical Performance | ||
| Pixel Rate | 23.84 GPixel/s | 23.20 GPixel/s |
| Texture Rate | 95.36 GTexel/s | 58.00 GTexel/s |
| FP32 (float) | 2.289 TFLOPS | 1.856 TFLOPS |
| FP64 (double) | 95.36 GFLOPS | 464.0 GFLOPS |
| Graphics Processor | ||
| GPU Name | GK104 | Cayman |
| GPU Variant | GK104-895-A2 | Cayman PRO GL |
| Architecture | Kepler | TeraScale 3 |
| Foundry | TSMC | TSMC |
| Process Size | 28 nm | 40 nm |
| Transistors | 3.54 billion | 2.64 billion |
| Die Size | 294 mm² | 389 mm² |
| Board Design | ||
| TDP | 225W | 150W |
| Suggested PSU | 550 W | 450 W |
| Outputs | No outputs | 4x DisplayPort 1.2 |
| Power Connectors | 1x 6-pin + 1x 8-pin | 1x 6-pin |
| Graphics Features | ||
| DirectX | 12 (11_0) | 11.2 (11_0) |
| OpenGL | 4.6 | 4.4 |
| OpenCL | 3.0 | 1.2 |
| Vulkan | 1.2.175 | N/A |
| CUDA | 3.0 | |
| Shader Model | 6.5 (5.1) | 5.0 |