Tesla K20m vs GeForce GTX 780 Rev. 2
Aggregate performance score
We've compared GeForce GTX 780 Rev. 2 with Tesla K20m, including specs and performance data.
Tesla K20m outperforms GTX 780 Rev. 2 by a small 7% based on our aggregate benchmark results.
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 429 | 418 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 1.30 | 0.62 |
| Power efficiency | 2.95 | 3.50 |
| Architecture | Kepler (2012−2018) | Kepler (2012−2018) |
| GPU code name | GK110B | GK110 |
| Market segment | Desktop | Workstation |
| Release date | 10 September 2013 (11 years ago) | 5 January 2013 (11 years ago) |
| Launch price (MSRP) | $649 | $3,199 |
Cost-effectiveness evaluation
Performance to price ratio. The higher, the better.
GTX 780 Rev. 2 has 110% better value for money than Tesla K20m.
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 2304 | 2496 |
| Core clock speed | 863 MHz | 706 MHz |
| Boost clock speed | 902 MHz | no data |
| Number of transistors | 7,080 million | 7,080 million |
| Manufacturing process technology | 28 nm | 28 nm |
| Power consumption (TDP) | 250 Watt | 225 Watt |
| Texture fill rate | 173.2 | 146.8 |
| Floating-point processing power | 4.156 TFLOPS | 3.524 TFLOPS |
| ROPs | 48 | 40 |
| TMUs | 192 | 208 |
Form factor & compatibility
Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
| Interface | PCIe 3.0 x16 | PCIe 2.0 x16 |
| Length | 267 mm | 267 mm |
| Width | 2-slot | 2-slot |
| Supplementary power connectors | 1x 6-pin + 1x 8-pin | 1x 6-pin + 1x 8-pin |
VRAM capacity and type
Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.
| Memory type | GDDR5 | GDDR5 |
| Maximum RAM amount | 3 GB | 5 GB |
| Memory bus width | 384 Bit | 320 Bit |
| Memory clock speed | 1502 MHz | 1300 MHz |
| Memory bandwidth | 288.4 GB/s | 208.0 GB/s |
Connectivity and outputs
Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.
| Display Connectors | 2x DVI, 1x HDMI, 1x DisplayPort | No outputs |
| HDMI | + | - |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_1) | 12 (11_0) |
| Shader Model | 5.1 | 5.1 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | 1.1.126 | 1.1.126 |
| CUDA | 3.5 | 3.5 |
Gaming performance
Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.
Pros & cons summary
| Performance score | 10.78 | 11.50 |
| Recency | 10 September 2013 | 5 January 2013 |
| Maximum RAM amount | 3 GB | 5 GB |
| Power consumption (TDP) | 250 Watt | 225 Watt |
GTX 780 Rev. 2 has an age advantage of 8 months.
Tesla K20m, on the other hand, has a 6.7% higher aggregate performance score, a 66.7% higher maximum VRAM amount, and 11.1% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between GeForce GTX 780 Rev. 2 and Tesla K20m.
Be aware that GeForce GTX 780 Rev. 2 is a desktop card while Tesla K20m is a workstation one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
Comparisons with similar GPUs
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
