Tesla K20m vs Radeon HD 6750

Aggregate performance score

We've compared Radeon HD 6750 with Tesla K20m, including specs and performance data.

HD 6750
2011
2 GB GDDR5, 86 Watt
2.70

Tesla K20m outperforms HD 6750 by a whopping 326% based on our aggregate benchmark results.

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking799409
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.150.59
Power efficiency2.173.54
ArchitectureTeraScale 2 (2009−2015)Kepler (2012−2018)
GPU code nameJuniperGK110
Market segmentDesktopWorkstation
Designreferenceno data
Release date21 January 2011 (13 years ago)5 January 2013 (11 years ago)
Launch price (MSRP)$49.99 $3,199

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

Tesla K20m has 293% better value for money than HD 6750.

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 cores7202496
Core clock speedno data706 MHz
Boost clock speed900 MHzno data
Number of transistors1,040 million7,080 million
Manufacturing process technology40 nm28 nm
Power consumption (TDP)86 Watt225 Watt
Texture fill rate25.20146.8
Floating-point processing power1.008 TFLOPS3.524 TFLOPS
ROPs1640
TMUs36208

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).

Bus supportPCIe 2.0 x16no data
InterfacePCIe 2.0 x16PCIe 2.0 x16
Length170 mm267 mm
Width2-slot2-slot
Supplementary power connectors1x 6-pin1x 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 typeGDDR5GDDR5
Maximum RAM amount2 GB5 GB
Memory bus width128 Bit320 Bit
Memory clock speed1050 MHz1300 MHz
Memory bandwidth73.6 GB/s208.0 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 Connectors2x DVI, 1x HDMI, 2x mini-DisplayPortNo outputs
Eyefinity+-
HDMI+-

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

CrossFire+-

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectXDirectX® 1112 (11_0)
Shader Model5.05.1
OpenGL4.44.6
OpenCL1.21.2
Vulkan-1.1.126
CUDA-3.5

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

HD 6750 2.70
Tesla K20m 11.49
+326%

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.

HD 6750 1043
Tesla K20m 4432
+325%

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 2.70 11.49
Recency 21 January 2011 5 January 2013
Maximum RAM amount 2 GB 5 GB
Chip lithography 40 nm 28 nm
Power consumption (TDP) 86 Watt 225 Watt

HD 6750 has 161.6% lower power consumption.

Tesla K20m, on the other hand, has a 325.6% higher aggregate performance score, an age advantage of 1 year, a 150% higher maximum VRAM amount, and a 42.9% more advanced lithography process.

The Tesla K20m is our recommended choice as it beats the Radeon HD 6750 in performance tests.

Be aware that Radeon HD 6750 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.

Vote for your favorite

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AMD Radeon HD 6750
Radeon HD 6750
NVIDIA Tesla K20m
Tesla K20m

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


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3.3 17 votes

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Questions & comments

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