GeForce GT 420 OEM vs GT 620M

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Primary details

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

Place in the ranking1075not rated
Place by popularitynot in top-100not in top-100
Power efficiency5.21no data
ArchitectureFermi (2010−2014)Fermi (2010−2014)
GPU code nameGF108GF108
Market segmentLaptopDesktop
Release date23 August 2012 (12 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 cores9648
Core clock speedUp to 625 MHz700 MHz
Boost clock speed715 MHzno data
Number of transistors585 million585 million
Manufacturing process technology40 nm40 nm
Power consumption (TDP)15 Watt50 Watt
Texture fill rate10.562.800
Floating-point processing power0.2534 TFLOPS0.1344 TFLOPS
ROPs44
TMUs164

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).

Laptop sizemedium sizedno data
Bus supportPCI Express 2.0no data
InterfacePCIe 2.0 x16PCIe 2.0 x16
Lengthno data145 mm
Widthno data1-slot
Supplementary power connectorsno dataNone

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 typeDDR3DDR3
Maximum RAM amount1 GB1 GB
Memory bus widthUp to 128bit128 Bit
Memory clock speed900 MHz900 MHz
Memory bandwidthUp to 28.8 GB/s28.8 GB/s
Shared memory-no data

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++
HDCP+-
Maximum VGA resolutionUp to 2048x1536no data

Supported technologies

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

3D Blu-Ray+-
Optimus+-

API compatibility

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

DirectX12 API12 (11_0)
Shader Model5.15.1
OpenGL4.54.6
OpenCL1.11.1
VulkanN/AN/A
CUDA+2.1

Pros & cons summary


Recency 23 August 2012 3 September 2010
Power consumption (TDP) 15 Watt 50 Watt

GT 620M has an age advantage of 1 year, and 233.3% lower power consumption.

We couldn't decide between GeForce GT 620M and GeForce GT 420 OEM. We've got no test results to judge.

Be aware that GeForce GT 620M is a notebook 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 GeForce GT 620M
GeForce GT 620M
NVIDIA GeForce GT 420 OEM
GeForce GT 420 OEM

Comparisons with similar GPUs

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Community ratings

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3.3 425 votes

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3.7 178 votes

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Questions & comments

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