Product Compare
NVIDIA Tesla K40s vs NVIDIA GeForce GTX TITAN
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Nov 2013 | Feb 2013 |
| Generation | Tesla Kepler | GeForce 700 |
| Type | Professional | Desktop |
| Bus Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Clock Speeds | ||
| Base Clock | 706 MHz | 836 MHz |
| Boost Clock | 706 MHz | 876 MHz |
| Memory Clock | 1502 MHz | 1502 MHz |
| Memory | ||
| Memory Size | 12GB | 6GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bus | 384bit | 384bit |
| Bandwidth | 288.4GB/s | 288.4GB/s |
| Render Config | ||
| Shading Units | 2880 | 2688 |
| TMUs | 240 | 224 |
| ROPs | 48 | 48 |
| L1 Cache | 16 KB (per SMX) | 16 KB (per SMX) |
| L2 Cache | 1536 KB | 1536 KB |
| Theoretical Performance | ||
| Pixel Rate | 42.36 GPixel/s | 49.06 GPixel/s |
| Texture Rate | 169.4 GTexel/s | 196.2 GTexel/s |
| FP32 (float) | 4.067 TFLOPS | 4.709 TFLOPS |
| FP64 (double) | 1355.5 GFLOPS | 1.570 TFLOPS |
| Graphics Processor | ||
| GPU Name | GK110B | GK110 |
| Architecture | Kepler | Kepler |
| Foundry | TSMC | TSMC |
| Process Size | 28 nm | 28 nm |
| Transistors | 7.08 billion | 7.08 billion |
| Die Size | 561 mm² | 561 mm² |
| GPU Variant | GK110-400-A1 | |
| Board Design | ||
| TDP | 245W | 250W |
| Suggested PSU | 550 W | 600 W |
| Outputs | No outputs | 2x DVI1x HDMI 1.4a1x DisplayPort 1.2 |
| Power Connectors | 1x 6-pin + 1x 8-pin | |
| Graphics Features | ||
| DirectX | 12 (11_1) | 12 (11_0) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.2.175 | 1.1 |
| CUDA | 3.5 | 3.5 |
| Shader Model | 6.5 (5.1) | 5.1 |