NVIDIA GeForce GTX 970 vs NVIDIA Tesla K20s
What is the difference between NVIDIA GeForce GTX 970 and NVIDIA Tesla K20s. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GM204 | GPU Name | GK110 |
| Maxwell 2.0 | Architecture | Kepler |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 5,200 million | Transistors | 7,080 million |
| 398 mm² | Die Size | 561 mm² |
Graphics Card
| Sep 19th, 2014 | Release Date | Feb 18th, 2013 |
| GeForce 900 | Family | Tesla (Kxx) |
| End-of-life | Production | End-of-life |
| 329 USD | Launch Price | 3,199 USD |
| PCIe 3.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 4 GB | Memory Size | 5 GB |
| GDDR5 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 320 bit |
| 224.4 GB/s | Bandwidth | 208.0 GB/s |
Performance
| 65.97 GPixel/s | Pixel fillrate | 29.90 GPixel/s |
| 122.5 GTexel/s | Texture fillrate | 119.6 GTexel/s |
| 3.920 TFLOPS | FP32 (float) performance | 2.870 TFLOPS |
| 122.5 GFLOPS (1:32) | FP64 (double) performance | 956.8 GFLOPS (1:3) |
Clock Speeds
| 1753 MHz 7 Gbps effective | Memory Clock | 1300 MHz 5.2 Gbps effective |
Render Config
| 1664 | Shading Units | 2496 |
| 104 | TMUs | 208 |
| 56 | ROPs | 40 |
| 48 KB (per SMM) | L1 Cache | 16 KB (per SMX) |
| 2 MB | L2 Cache | 1280 KB |
Board Design
| Dual-slot | Slot Width | Dual-slot |
| 267 mm 10.5 inches | Length | 267 mm 10.5 inches |
| 148 W | Thermal design power (TDP) | 225 W |
| 300 W | Suggested PSU | 550 W |
| 1x DVI 1x HDMI 3x DisplayPort | Display Connectors | No outputs |
API support
| 12 (12_1) | DirectX | 12 (11_0) |
| 4.6 | OpenGL | 4.6 |
| 3.0 | OpenCL | 3.0 |
| 1.1 | Vulkan | 1.1 |
| 6.4 | Shader Model | 5.1 |
| 5.2 | CUDA | 3.5 |