Radeon R2 Mobile Graphics vs UHD Graphics 620

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Primary details

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

Place in the ranking810not rated
Place by popularity27not in top-100
Power efficiency12.20no data
ArchitectureGeneration 9.5 (2016−2020)GCN 2.0 (2013−2017)
GPU code nameKaby Lake GT2Beema
Market segmentLaptopLaptop
Release date1 September 2017 (7 years ago)28 January 2015 (9 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 cores192128
Core clock speed300 MHz497 MHz
Boost clock speed1000 MHz300 MHz
Number of transistors189 million930 million
Manufacturing process technology14 nm++28 nm
Power consumption (TDP)15 Watt100 Watt
Texture fill rate24.003.976
Floating-point processing power0.384 TFLOPS0.1272 TFLOPS
ROPs34
TMUs248

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).

InterfaceRing BusIGP

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 typeLPDDR3/DDR4System Shared
Maximum RAM amount32 GBSystem Shared
Memory bus widthSystem SharedSystem Shared
Memory clock speedSystem SharedSystem Shared
Shared memory++

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 ConnectorsPortable Device DependentNo outputs

Supported technologies

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

Quick Sync+no data

API compatibility

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

DirectX12 (12_1)12 (12_0)
Shader Model6.46.3
OpenGL4.64.6
OpenCL3.02.0
Vulkan1.31.2.131

Pros & cons summary


Recency 1 September 2017 28 January 2015
Chip lithography 14 nm 28 nm
Power consumption (TDP) 15 Watt 100 Watt

UHD Graphics 620 has an age advantage of 2 years, a 100% more advanced lithography process, and 566.7% lower power consumption.

We couldn't decide between UHD Graphics 620 and Radeon R2 Mobile Graphics. We've got no test results to judge.


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

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Intel UHD Graphics 620
UHD Graphics 620
AMD Radeon R2 Mobile Graphics
Radeon R2 Mobile 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

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


3 4477 votes

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3.4 40 votes

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Questions & comments

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