NVIDIA Tesla K20c vs NVIDIA Tesla K20m
What is the difference between NVIDIA Tesla K20c and NVIDIA Tesla K20m. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GK110 | GPU Name | GK110 |
| Kepler | Architecture | Kepler |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 7,080 million | Transistors | 7,080 million |
| 561 mm² | Die Size | 561 mm² |
Graphics Card
| Nov 12th, 2012 | Release Date | Jan 5th, 2013 |
| Tesla (Kxx) | Family | Tesla (Kxx) |
| End-of-life | Production | End-of-life |
| 3,199 USD | Launch Price | 3,199 USD |
| PCIe 2.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 5 GB | Memory Size | 5 GB |
| GDDR5 | Memory Type | GDDR5 |
| 320 bit | Memory Bus | 320 bit |
| 208.0 GB/s | Bandwidth | 208.0 GB/s |
Performance
| 36.71 GPixel/s | Pixel fillrate | 36.71 GPixel/s |
| 146.8 GTexel/s | Texture fillrate | 146.8 GTexel/s |
| 3.524 TFLOPS | FP32 (float) performance | 3.524 TFLOPS |
| 1,175 GFLOPS (1:3) | FP64 (double) performance | 1,175 GFLOPS (1:3) |
Clock Speeds
| 1300 MHz 5.2 Gbps effective | Memory Clock | 1300 MHz 5.2 Gbps effective |
| 706 MHz | GPU Clock | 706 MHz |
Render Config
| 2496 | Shading Units | 2496 |
| 208 | TMUs | 208 |
| 40 | ROPs | 40 |
| 16 KB (per SMX) | L1 Cache | 16 KB (per SMX) |
| 1280 KB | L2 Cache | 1280 KB |
Board Design
| Dual-slot | Slot Width | Dual-slot |
| 267 mm 10.5 inches | Length | 267 mm 10.5 inches |
| 225 W | Thermal design power (TDP) | 225 W |
| 550 W | Suggested PSU | 550 W |
| No outputs | Display Connectors | No outputs |
| 1x 6-pin + 1x 8-pin | Power Connectors | 1x 6-pin + 1x 8-pin |
| P2081 SKU 204 | Board Number | P2081 SKU 208 |
API support
| 12 (11_0) | DirectX | 12 (11_0) |
| 4.6 | OpenGL | 4.6 |
| 3.0 | OpenCL | 3.0 |
| 1.1 | Vulkan | 1.1 |
| 5.1 | Shader Model | 5.1 |
| 3.5 | CUDA | 3.5 |