GeForce GT 420 OEM vs Tesla K80m

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Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureKepler 2.0 (2013−2015)Fermi (2010−2014)
GPU code nameGK210GF108
Market segmentWorkstationDesktop
Release date17 November 2014 (9 years ago)3 September 2010 (14 years ago)

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 cores2x 249648
Core clock speed562 MHz700 MHz
Boost clock speed824 MHzno data
Number of transistors7,100 million585 million
Manufacturing process technology28 nm40 nm
Power consumption (TDP)300 Watt50 Watt
Texture fill rate2x 182.2 billion/sec2.800
Floating-point processing powerno data0.1344 TFLOPS
ROPs2x 484
TMUs2x 2084

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).

InterfacePCIe 3.0 x16PCIe 2.0 x16
Length267 mm145 mm
Width2-slot1-slot
Supplementary power connectors1x 8-pinNone

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 typeGDDR5DDR3
Maximum RAM amount2x 12 GB1 GB
Memory bus width2x 384 Bit128 Bit
Memory clock speed5012 MHz900 MHz
Memory bandwidth2x 240.6 GB/s28.8 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 ConnectorsNo outputs1x DVI, 1x HDMI, 1x VGA
HDMI-+

API compatibility

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

DirectX12.0 (11_1)12 (11_0)
Shader Modelno data5.1
OpenGL4.64.6
OpenCLno data1.1
Vulkan-N/A
CUDA-2.1

Pros & cons summary


Recency 17 November 2014 3 September 2010
Chip lithography 28 nm 40 nm
Power consumption (TDP) 300 Watt 50 Watt

Tesla K80m has an age advantage of 4 years, and a 42.9% more advanced lithography process.

GT 420 OEM, on the other hand, has 500% lower power consumption.

We couldn't decide between Tesla K80m and GeForce GT 420 OEM. We've got no test results to judge.

Be aware that Tesla K80m is a workstation graphics card while GeForce GT 420 OEM is a desktop 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 Tesla K80m
Tesla K80m
NVIDIA GeForce GT 420 OEM
GeForce GT 420 OEM

Comparisons with similar GPUs

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Community ratings

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4.5 10 votes

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3.7 177 votes

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Questions & comments

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