UHD Graphics G4 48EU Mobile vs Radeon 620

Primary details

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

Place in the ranking850not rated
Place by popularitynot in top-100not in top-100
Power efficiency3.23no data
ArchitectureGCN 3.0 (2014−2019)Generation 11.0 (2019−2021)
GPU code namePolaris 24Lakefield GT1
Market segmentLaptopLaptop
Release date13 May 2019 (5 years ago)28 May 2020 (4 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 cores384384
Core clock speed730 MHz200 MHz
Boost clock speed1024 MHz500 MHz
Number of transistors1,550 millionno data
Manufacturing process technology28 nm10 nm
Power consumption (TDP)50 Watt15 Watt
Texture fill rate24.5816.00
Floating-point processing power0.7864 TFLOPS0.384 TFLOPS
ROPs88
TMUs2432

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).

InterfacePCIe 3.0 x8Ring Bus
Supplementary power connectorsNoneno 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 typeDDR3System Shared
Maximum RAM amount2 GBSystem Shared
Memory bus width64 BitSystem Shared
Memory clock speed900 MHzSystem Shared
Memory bandwidth14.4 GB/sno 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 outputsPortable Device Dependent

API compatibility

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

DirectX12 (12_0)12 (12_1)
Shader Model6.36.5
OpenGL4.64.6
OpenCL2.03.0
Vulkan1.2.1311.3

Pros & cons summary


Recency 13 May 2019 28 May 2020
Chip lithography 28 nm 10 nm
Power consumption (TDP) 50 Watt 15 Watt

UHD Graphics G4 48EU Mobile has an age advantage of 1 year, a 180% more advanced lithography process, and 233.3% lower power consumption.

We couldn't decide between Radeon 620 and UHD Graphics G4 48EU Mobile. 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.

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AMD Radeon 620
Radeon 620
Intel UHD Graphics G4 48EU Mobile
UHD Graphics G4 48EU Mobile

Comparisons with similar GPUs

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Community ratings

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