Radeon R6 Graphics vs GeForce GT 620M

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Primary details

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

Place in the ranking1077not rated
Place by popularitynot in top-100not in top-100
Power efficiency5.16no data
ArchitectureFermi (2010−2014)GCN 2.0 (2013−2017)
GPU code nameGF108Spectre Lite
Market segmentLaptopDesktop
Release date23 August 2012 (12 years ago)17 September 2014 (10 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 cores96384
Core clock speedUp to 625 MHz533 MHz
Boost clock speed715 MHz600 MHz
Number of transistors585 million2,410 million
Manufacturing process technology40 nm28 nm
Power consumption (TDP)15 Watt15 Watt
Texture fill rate10.5614.40
Floating-point processing power0.2534 TFLOPS0.4608 TFLOPS
ROPs48
TMUs1624

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 x16IGP
Widthno dataIGP

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 typeDDR3System Shared
Maximum RAM amount1 GBSystem Shared
Memory bus widthUp to 128bitSystem Shared
Memory clock speed900 MHzSystem Shared
Memory bandwidthUp to 28.8 GB/sno data
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 outputsNo outputs
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 (12_0)
Shader Model5.16.0
OpenGL4.54.6
OpenCL1.12.0
VulkanN/A1.2.131
CUDA+-

Pros & cons summary


Recency 23 August 2012 17 September 2014
Chip lithography 40 nm 28 nm

R6 Graphics has an age advantage of 2 years, and a 42.9% more advanced lithography process.

We couldn't decide between GeForce GT 620M and Radeon R6 Graphics. We've got no test results to judge.

Be aware that GeForce GT 620M is a notebook card while Radeon R6 Graphics 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
AMD Radeon R6 Graphics
Radeon R6 Graphics

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

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3.3 446 votes

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3.2 157 votes

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Questions & comments

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