Tesla K20X vs GeForce GTX TITAN

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Primary details

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

Place in the ranking255not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation3.25no data
Power efficiency5.88no data
ArchitectureKepler (2012−2018)Kepler (2012−2018)
GPU code nameGK110GK110
Market segmentDesktopWorkstation
Release date19 February 2013 (11 years ago)12 November 2012 (12 years ago)
Launch price (MSRP)$999 $7,699

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores26882688
Core clock speed837 MHz732 MHz
Boost clock speed876 MHzno data
Number of transistors7,080 million7,080 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)250 Watt235 Watt
Texture fill rate196.2164.0
Floating-point processing power4.709 TFLOPS3.935 TFLOPS
ROPs4848
TMUs224224

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 supportPCI Express 3.0no data
InterfacePCIe 3.0 x16PCIe 3.0 x16
Length267 mm267 mm
Height4.376" (11.1 cm)no data
Width2-slot2-slot
Supplementary power connectors1x 6-pin + 1x 8-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 amount6 GB6 GB
Memory bus width384-bit GDDR5384 Bit
Memory clock speed6.0 GB/s1300 MHz
Memory bandwidth288.4 GB/s249.6 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 ConnectorsOne Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPortNo outputs
Multi monitor support4 displaysno data
HDMI+-
HDCP+-
Maximum VGA resolution2048x1536no data
Audio input for HDMIInternalno data

Supported technologies

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

Blu Ray 3D+-
3D Gaming+-
3D Vision+-
3D Vision Live+-

API compatibility

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

DirectX12 (11_0)12 (11_0)
Shader Model5.15.1
OpenGL4.44.6
OpenCL1.21.2
Vulkan1.1.1261.1.126
CUDA+3.5

Pros & cons summary


Recency 19 February 2013 12 November 2012
Power consumption (TDP) 250 Watt 235 Watt

GTX TITAN has an age advantage of 3 months.

Tesla K20X, on the other hand, has 6.4% lower power consumption.

We couldn't decide between GeForce GTX TITAN and Tesla K20X. We've got no test results to judge.

Be aware that GeForce GTX TITAN is a desktop card while Tesla K20X is a workstation one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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NVIDIA GeForce GTX TITAN
GeForce GTX TITAN
NVIDIA Tesla K20X
Tesla K20X

Comparisons with similar GPUs

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Community ratings

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3.7 159 votes

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3.2 51 vote

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Questions & comments

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