Xbox Series X 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 ranking807not rated
Place by popularity24not in top-100
Power efficiency12.41no data
ArchitectureGeneration 9.5 (2016−2020)RDNA 2.0 (2020−2024)
GPU code nameKaby Lake GT2Scarlett
Market segmentLaptopDesktop
Release date1 September 2017 (7 years ago)10 November 2020 (4 years ago)
Launch price (MSRP)no data$499

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 cores1923328
Core clock speed300 MHz1825 MHz
Boost clock speed1000 MHz1725 MHz
Number of transistors189 million15,300 million
Manufacturing process technology14 nm++7 nm
Power consumption (TDP)15 Watt200 Watt
Texture fill rate24.00379.6
Floating-point processing power0.384 TFLOPS12.15 TFLOPS
ROPs364
TMUs24208

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 BusIGP
Lengthno data301 mm
Widthno dataIGP

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/DDR4GDDR6
Maximum RAM amount32 GB10 GB
Memory bus widthSystem Shared320 Bit
Memory clock speedSystem Shared1750 MHz
Memory bandwidthno data560.0 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 ConnectorsPortable Device DependentNo outputs

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 Ultimate (12_2)
Shader Model6.46.5
OpenGL4.64.6
OpenCL3.01.2
Vulkan1.31.2

Pros & cons summary


Recency 1 September 2017 10 November 2020
Maximum RAM amount 32 GB 10 GB
Chip lithography 14 nm 7 nm
Power consumption (TDP) 15 Watt 200 Watt

UHD Graphics 620 has a 220% higher maximum VRAM amount, and 1233.3% lower power consumption.

Xbox Series X GPU, on the other hand, has an age advantage of 3 years, and a 100% more advanced lithography process.

We couldn't decide between UHD Graphics 620 and Xbox Series X GPU. We've got no test results to judge.

Be aware that UHD Graphics 620 is a notebook card while Xbox Series X GPU is a desktop one.


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 Xbox Series X GPU
Xbox Series X GPU

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.


3 4373 votes

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3.7 1224 votes

Rate Xbox Series X GPU on a scale of 1 to 5:

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Questions & comments

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