Tesla K20Xm: specs and benchmarks
Aggregate performance score
Tesla K20Xm provides acceptable gaming and benchmark performance at 11.06% of a leader's which is GeForce RTX 5090.
Contents
Summary
NVIDIA started Tesla K20Xm sales 12 November 2012 at a recommended price of $7,699. This is a Kepler architecture desktop card based on 28 nm manufacturing process and primarily aimed at designers. 6 GB of GDDR5 memory clocked at 1.3 GHz are supplied, and together with 384 Bit memory interface this creates a bandwidth of 249.6 GB/s.
Compatibility-wise, this is a dual-slot graphics card attached via PCIe 3.0 x16 interface. Its manufacturer default version has a length of 267 mm. No additional power connector is required, and power consumption is at 235 Watt.
Primary details
Some basic facts about Tesla K20Xm: architecture, market segment, release date etc.
| Place in the ranking | 455 | |
| Place by popularity | not in top-100 | |
| Cost-effectiveness evaluation | 0.27 | |
| Power efficiency | 3.33 | of 100.00 (Radeon 890M) |
| Architecture | Kepler (2012−2018) | |
| GPU code name | GK110 | |
| Market segment | Workstation | |
| Release date | 12 November 2012 (12 years ago) | |
| Launch price (MSRP) | $7,699 | of 14,999 (Quadro Plex 7000) |
Cost-effectiveness evaluation
The higher the performance-to-price ratio, the better. We use the manufacturer's recommended prices for comparison.
Performance to price scatter graph
Detailed specifications
Tesla K20Xm's specs such as number of shaders, GPU base clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Tesla K20Xm's performance, but for precise assessment you have to consider its benchmark and gaming test results.
| Pipelines / CUDA cores | 2688 | of 24064 (RTX PRO 6000 Blackwell) |
| Core clock speed | 732 MHz | of 2670 MHz (Arc B580) |
| Number of transistors | 7,080 million | of 153,000 million (Radeon Instinct MI300) |
| Manufacturing process technology | 28 nm | of 3 nm (GeForce RTX 5060 Laptop) |
| Power consumption (TDP) | 235 Watt | of 2400 Watt (Data Center GPU Max Subsystem) |
| Texture fill rate | 164.0 | of 2,554 (Radeon Instinct MI300X) |
| Floating-point processing power | 3.935 TFLOPS | of 126 (RTX PRO 6000 Blackwell) |
| ROPs | 48 | of 512 (Moore Threads MTT S4000) |
| TMUs | 224 | of 1280 (Data Center GPU Max NEXT) |
Form factor & compatibility
This section provides details about the physical dimensions of Tesla K20Xm and its compatibility with other computer components. This information is useful when selecting a computer configuration or upgrading an existing one. For desktop graphics cards, it includes details about the interface and bus (for motherboard compatibility) and additional power connectors (for power supply compatibility).
| Interface | PCIe 3.0 x16 | |
| Length | 267 mm | |
| Width | 2-slot |
VRAM capacity and type
Parameters of memory installed on Tesla K20Xm: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors have no dedicated memory and use a shared part of system RAM instead.
| Memory type | GDDR5 | |
| Maximum RAM amount | 6 GB | of 288 GB (Radeon Instinct MI325X) |
| Memory bus width | 384 Bit | of 8192 Bit (Radeon Instinct MI250X) |
| Memory clock speed | 1300 MHz | of 20000 (RTX 5000 Ada Generation Mobile) |
| Memory bandwidth | 249.6 GB/s | of 5,171 GB/s (Radeon Instinct MI300X) |
Connectivity and outputs
Types and number of video connectors present on Tesla K20Xm. As a rule, this section is relevant only for desktop reference graphics cards, since for notebook ones the availability of certain video outputs depends on the laptop model, while non-reference desktop models can (though not necessarily will) bear a different set of video ports.
| Display Connectors | No outputs |
API and SDK compatibility
APIs supported by Tesla K20Xm, sometimes including their particular versions.
| DirectX | 12 (11_0) | |
| Shader Model | 5.1 | |
| OpenGL | 4.6 | |
| OpenCL | 1.2 | |
| Vulkan | 1.1.126 | |
| CUDA | 3.5 |
Benchmark performance
Synthetic benchmark performance of Tesla K20Xm. The combined score is measured on a 0-100 point scale.
Combined synthetic benchmark score
This is our combined benchmark score.
Passmark
This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.
GeekBench 5 Metal
Geekbench 5 is a widespread graphics card benchmark combined from 11 different test scenarios. All these scenarios rely on direct usage of GPU's processing power, no 3D rendering is involved. This variation uses Metal API by Apple.
Send your test results of Tesla K20Xm.
AMD equivalent
According to our data, the closest AMD alternative to Tesla K20Xm is Radeon Instinct MI25, which is nearly equal in speed and lower by 1 position in our ranking.
Here are some closest AMD rivals to Tesla K20Xm:
Similar GPUs
Here is our recommendation of several graphics cards that are more or less close in performance to the one reviewed.
Recommended processors
These processors are most commonly used with Tesla K20Xm according to our statistics.
