Radeon 620 vs HD 8830M

Primary details

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

Place in the rankingnot rated845
Place by popularitynot in top-100not in top-100
Power efficiencyno data3.21
ArchitectureGCN 1.0 (2011−2020)GCN 3.0 (2014−2019)
GPU code nameVenusPolaris 24
Market segmentLaptopLaptop
Release date1 April 2013 (11 years ago)13 May 2019 (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 cores640384
Core clock speed575 MHz730 MHz
Boost clock speed625 MHz1024 MHz
Number of transistors1,500 million1,550 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)no data50 Watt
Texture fill rate25.0024.58
Floating-point processing power0.8 TFLOPS0.7864 TFLOPS
ROPs168
TMUs4024

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 sizemedium sizedno data
InterfacePCIe 3.0 x16PCIe 3.0 x8
Supplementary power connectorsno dataNone

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 typeDDR3DDR3
Maximum RAM amount2 GB2 GB
Memory bus width128 Bit64 Bit
Memory clock speed1000 MHz900 MHz
Memory bandwidth32 GB/s14.4 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 outputsNo outputs

API compatibility

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

DirectX12 (11_1)12 (12_0)
Shader Model5.16.3
OpenGL4.64.6
OpenCL1.22.0
Vulkan1.2.1311.2.131

Pros & cons summary


Recency 1 April 2013 13 May 2019

Radeon 620 has an age advantage of 6 years.

We couldn't decide between Radeon HD 8830M and Radeon 620. 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.

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 HD 8830M
Radeon HD 8830M
AMD Radeon 620
Radeon 620

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.


2.2 6 votes

Rate Radeon HD 8830M on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.2 65 votes

Rate Radeon 620 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.