Radeon RX 580G vs HD Graphics 520

Primary details

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

Place in the ranking862not rated
Place by popularity43not in top-100
Power efficiency9.99no data
ArchitectureGeneration 9.0 (2015−2016)GCN 4.0 (2016−2020)
GPU code nameSkylake GT2Polaris 20
Market segmentLaptopDesktop
Release date1 September 2015 (9 years ago)15 October 2018 (6 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 cores1922304
Core clock speed300 MHz1257 MHz
Boost clock speed900 MHz1330 MHz
Number of transistors189 million5,700 million
Manufacturing process technology14 nm+14 nm
Power consumption (TDP)15 Watt185 Watt
Texture fill rate21.60191.5
Floating-point processing power0.3456 TFLOPS6.129 TFLOPS
ROPs332
TMUs24144

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 BusPCIe 3.0 x16
Lengthno data241 mm
Widthno data2-slot
Supplementary power connectorsno data1x 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 typeDDR3L/LPDDR3/DDR4GDDR5
Maximum RAM amount32 GB8 GB
Memory bus widthSystem Shared256 Bit
Memory clock speedSystem Shared2000 MHz
Memory bandwidthno data256.0 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 ConnectorsPortable Device Dependent1x HDMI, 3x DisplayPort
HDMI-+

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 Model6.46.4
OpenGL4.64.6
OpenCL3.02.0
Vulkan+1.2.131

Pros & cons summary


Recency 1 September 2015 15 October 2018
Maximum RAM amount 32 GB 8 GB
Power consumption (TDP) 15 Watt 185 Watt

HD Graphics 520 has a 300% higher maximum VRAM amount, and 1133.3% lower power consumption.

RX 580G, on the other hand, has an age advantage of 3 years.

We couldn't decide between HD Graphics 520 and Radeon RX 580G. We've got no test results to judge.

Be aware that HD Graphics 520 is a notebook card while Radeon RX 580G is a desktop 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

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


Intel HD Graphics 520
HD Graphics 520
AMD Radeon RX 580G
Radeon RX 580G

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 3036 votes

Rate HD Graphics 520 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.8 25 votes

Rate Radeon RX 580G on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.