UHD Graphics Xe G1 vs Radeon HD 6620G

Primary details

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

Place in performance ranking1132not rated
Place by popularitynot in top-100not in top-100
ArchitectureTerascale 2 (2009−2015)Gen. 11 Ice Lake (2019−2022)
GPU code nameLlanoTiger Lake Xe
Market segmentLaptopLaptop
Release date15 June 2011 (13 years ago)15 August 2020 (4 years ago)

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores40048
Core clock speed400 MHzno data
Number of transistors1000 Millionno data
Manufacturing process technology32 nm10 nm
Power consumption (TDP)35 Wattno data
Texture fill rate8.880no data
Floating-point performance0.3552 gflopsno data

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
InterfaceIGPno 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 typeno dataDDR4
Maximum RAM amountSystem Sharedno data
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 data

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

Quick Syncno data+

API compatibility

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

DirectX11.2 (11_0)DirectX 12_1
Shader Model5.0no data
OpenGL4.4no data
OpenCL1.2no data
VulkanN/A-

Pros & cons summary


Recency 15 June 2011 15 August 2020
Chip lithography 32 nm 10 nm

UHD Graphics Xe G1 has an age advantage of 9 years, and a 220% more advanced lithography process.

We couldn't decide between Radeon HD 6620G and UHD Graphics Xe G1. 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 6620G
Radeon HD 6620G
Intel UHD Graphics Xe G1
UHD Graphics Xe G1

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.


2.5 85 votes

Rate Radeon HD 6620G on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.7 3 votes

Rate UHD Graphics Xe G1 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.