Steam Deck GPU vs UHD Graphics 620

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Primary details

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

Place in the ranking802not rated
Place by popularity23not in top-100
Power efficiency12.71no data
ArchitectureGeneration 9.5 (2016−2020)RDNA 2.0 (2020−2024)
GPU code nameKaby Lake GT2Van Gogh
Market segmentDesktopDesktop
Release date1 September 2017 (7 years ago)25 February 2022 (2 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 cores192512
Core clock speed300 MHz1000 MHz
Boost clock speed1000 MHz1600 MHz
Number of transistors189 million2,400 million
Manufacturing process technology14 nm++7 nm
Power consumption (TDP)15 Watt15 Watt
Texture fill rate24.0051.20
Floating-point processing power0.384 TFLOPS1.638 TFLOPS
ROPs316
TMUs2432
Ray Tracing Coresno data8

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).

InterfaceRing Busno data
Lengthno data298 mm
WidthIGPno data
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 typeLPDDR3/DDR4LPDDR5
Maximum RAM amount32 GB16 GB
Memory bus widthSystem Shared128 Bit
Memory clock speedSystem Shared1375 MHz
Memory bandwidthno data88 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 ConnectorsPortable Device Dependent1x USB Type-C

Supported technologies

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

Quick Sync+no data

API compatibility

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

DirectX12 (12_1)12 (12_1)
Shader Model6.46.5
OpenGL4.64.6
OpenCL3.02.0
Vulkan1.31.2

Pros & cons summary


Recency 1 September 2017 25 February 2022
Maximum RAM amount 32 GB 16 GB
Chip lithography 14 nm 7 nm

UHD Graphics 620 has a 100% higher maximum VRAM amount.

Steam Deck GPU, on the other hand, has an age advantage of 4 years, and a 100% more advanced lithography process.

We couldn't decide between UHD Graphics 620 and Steam Deck GPU. 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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Intel UHD Graphics 620
UHD Graphics 620
AMD Steam Deck GPU
Steam Deck GPU

Comparisons with similar GPUs

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Community ratings

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3 4318 votes

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4 239 votes

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Questions & comments

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