Radeon R5 A320 vs RX Vega 8 (Ryzen 4000/5000)

Primary details

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

Place in the ranking476not rated
Place by popularity29not in top-100
Power efficiency41.81no data
ArchitectureVega (2017−2020)GCN 1.0 (2011−2020)
GPU code nameVegaJet
Market segmentLaptopDesktop
Release date7 January 2020 (4 years ago)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 cores512320
Core clock speedno data750 MHz
Boost clock speed2100 MHz825 MHz
Number of transistorsno data690 million
Manufacturing process technology7 nm28 nm
Power consumption (TDP)15 Wattno data
Texture fill rateno data16.50
ROPsno data8
TMUsno data20

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).

Interfaceno dataPCIe 3.0 x8

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 dataDDR3
Maximum RAM amountno data1 GB
Memory bus widthno data64 Bit
Memory clock speedno data2 GB/s
Memory bandwidthno data16 GB/s
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 dataPortable Device Dependent

API compatibility

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

DirectX12_112 (11_1)
Shader Modelno data6.5 (5.1)
OpenGLno data4.6
OpenCLno data2.1 (1.2)
Vulkan-1.2.170

Pros & cons summary


Chip lithography 7 nm 28 nm

RX Vega 8 (Ryzen 4000/5000) has a 300% more advanced lithography process.

We couldn't decide between Radeon RX Vega 8 (Ryzen 4000/5000) and Radeon R5 A320. We've got no test results to judge.

Be aware that Radeon RX Vega 8 (Ryzen 4000/5000) is a notebook card while Radeon R5 A320 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.


AMD Radeon RX Vega 8 (Ryzen 4000/5000)
Radeon RX Vega 8 (Ryzen 4000/5000)
AMD Radeon R5 A320
Radeon R5 A320

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.


3.8 1104 votes

Rate Radeon RX Vega 8 (Ryzen 4000/5000) on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4 4 votes

Rate Radeon R5 A320 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.