Radeon 520 Mobile GDDR5 vs Vega 8 Efficient

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
ArchitectureGCN 5.0 (2017−2020)GCN 1.0 (2011−2020)
GPU code nameRavenBanks
Market segmentDesktopLaptop
Release date23 April 2018 (6 years ago)18 April 2017 (7 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 cores512320
Core clock speed300 MHz1030 MHz
Boost clock speed1100 MHzno data
Number of transistors4,940 million690 million
Manufacturing process technology14 nm28 nm
Power consumption (TDP)35 Watt50 Watt
Texture fill rate35.2020.60
Floating-point processing power1.126 TFLOPS0.6592 TFLOPS
ROPs88
TMUs3220

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).

InterfaceIGPPCIe 3.0 x8
WidthIGPno data
Supplementary power connectorsNoneno data

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 typeSystem SharedGDDR5
Maximum RAM amountSystem Shared2 GB
Memory bus widthSystem Shared64 Bit
Memory clock speedSystem Shared1125 MHz
Memory bandwidthno data36 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 outputsPortable Device Dependent

API compatibility

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

DirectX12 (12_1)12 (11_1)
Shader Model6.46.5 (5.1)
OpenGL4.64.6
OpenCL2.02.1 (1.2)
Vulkan1.2.1311.2.170

Pros & cons summary


Recency 23 April 2018 18 April 2017
Chip lithography 14 nm 28 nm
Power consumption (TDP) 35 Watt 50 Watt

Vega 8 Efficient has an age advantage of 1 year, a 100% more advanced lithography process, and 42.9% lower power consumption.

We couldn't decide between Radeon Vega 8 Efficient and Radeon 520 Mobile GDDR5. We've got no test results to judge.

Be aware that Radeon Vega 8 Efficient is a desktop card while Radeon 520 Mobile GDDR5 is a notebook 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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AMD Radeon Vega 8 Efficient
Radeon Vega 8 Efficient
AMD Radeon 520 Mobile GDDR5
Radeon 520 Mobile GDDR5

Comparisons with similar GPUs

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Community ratings

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2.9 53 votes

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4.1 12 votes

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Questions & comments

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