UHD Graphics 630 Mobile vs Radeon RX 550X Mobile

Primary details

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

Place in the ranking578not rated
Place by popularitynot in top-100not in top-100
Power efficiency8.43no data
ArchitectureGCN 4.0 (2016−2020)Generation 9.5 (2016−2020)
GPU code namePolaris 23Coffee Lake GT2
Market segmentLaptopDesktop
Release date11 April 2018 (6 years ago)3 April 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 cores640192
Core clock speed1100 MHz350 MHz
Boost clock speed1287 MHz1000 MHz
Number of transistors2,200 millionno data
Manufacturing process technology14 nm14 nm+++
Power consumption (TDP)50 Watt15 Watt
Texture fill rate51.4824.00
Floating-point processing power1.647 TFLOPS0.384 TFLOPS
ROPs163
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 sizelargeno data
InterfacePCIe 3.0 x8Ring Bus

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 typeGDDR5System Shared
Maximum RAM amount2 GBSystem Shared
Memory bus width128 BitSystem Shared
Memory clock speed1500 MHzSystem Shared
Memory bandwidth96 GB/sno data
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 outputsPortable Device Dependent

Supported technologies

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

FreeSync+-

API compatibility

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

DirectX12 (12_0)12 (12_1)
Shader Model6.46.4
OpenGL4.64.6
OpenCL2.03.0
Vulkan1.2.1311.3

Pros & cons summary


Power consumption (TDP) 50 Watt 15 Watt

UHD Graphics 630 Mobile has 233.3% lower power consumption.

We couldn't decide between Radeon RX 550X Mobile and UHD Graphics 630 Mobile. We've got no test results to judge.

Be aware that Radeon RX 550X Mobile is a notebook card while UHD Graphics 630 Mobile 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 550X Mobile
Radeon RX 550X Mobile
Intel UHD Graphics 630 Mobile
UHD Graphics 630 Mobile

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.


4.4 37 votes

Rate Radeon RX 550X Mobile on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
1.4 15 votes

Rate UHD Graphics 630 Mobile 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.