Radeon Pro Vega 20 vs ATI Mobility HD 3400

Primary details

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

Place in the rankingnot rated373
Place by popularitynot in top-100not in top-100
Power efficiencyno data9.55
ArchitectureRV6xx (2008−2010)GCN 5.0 (2017−2020)
GPU code nameno dataVega 12
Market segmentLaptopMobile workstation
Release date1 August 2010 (14 years ago)14 November 2018 (5 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 coresno data1280
Core clock speedno data815 MHz
Boost clock speedno data1283 MHz
Manufacturing process technologyno data14 nm
Power consumption (TDP)no data100 Watt
Texture fill rateno data102.6
Floating-point processing powerno data3.284 TFLOPS
ROPsno data32
TMUsno data80

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 sizeno datalarge
Interfaceno dataPCIe 3.0 x16
Supplementary power connectorsno data1x 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 typeno dataHBM2
Maximum RAM amountno data4 GB
Memory bus widthno data1024 Bit
Memory clock speedno data740 MHz
Memory bandwidthno data189.4 GB/s
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 Connectorsno dataNo outputs

API compatibility

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

DirectXno data12 (12_1)
Shader Modelno data6.3
OpenGLno data4.6
OpenCLno data2.0
Vulkan-1.2.131

Pros & cons summary


Recency 1 August 2010 14 November 2018

Pro Vega 20 has an age advantage of 8 years.

We couldn't decide between Mobility Radeon HD 3400 and Radeon Pro Vega 20. We've got no test results to judge.

Be aware that Mobility Radeon HD 3400 is a notebook graphics card while Radeon Pro Vega 20 is a mobile workstation one.


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

Vote for your favorite

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ATI Mobility Radeon HD 3400
Mobility Radeon HD 3400
AMD Radeon Pro Vega 20
Radeon Pro Vega 20

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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3.4 48 votes

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4 85 votes

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Questions & comments

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