ATI Radeon X1300 XT vs UHD Graphics 620

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)R500 (2005−2007)
GPU code nameKaby Lake GT2RV530
Market segmentLaptopDesktop
Release date1 September 2017 (7 years ago)12 August 2006 (18 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 cores192no data
Core clock speed300 MHz500 MHz
Boost clock speed1000 MHzno data
Number of transistors189 million157 million
Manufacturing process technology14 nm++90 nm
Power consumption (TDP)15 Watt22 Watt
Texture fill rate24.002.000
Floating-point processing power0.384 TFLOPSno data
ROPs34
TMUs244

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 BusPCIe 1.0 x16
Widthno data1-slot
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/DDR4DDR2
Maximum RAM amount32 GB256 MB
Memory bus widthSystem Shared128 Bit
Memory clock speedSystem Shared400 MHz
Memory bandwidthno data12.8 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 DVI, 1x VGA, 1x S-Video

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)9.0c (9_3)
Shader Model6.43.0
OpenGL4.62.0
OpenCL3.0N/A
Vulkan1.3N/A

Pros & cons summary


Recency 1 September 2017 12 August 2006
Maximum RAM amount 32 GB 256 MB
Chip lithography 14 nm 90 nm
Power consumption (TDP) 15 Watt 22 Watt

UHD Graphics 620 has an age advantage of 11 years, a 12700% higher maximum VRAM amount, a 542.9% more advanced lithography process, and 46.7% lower power consumption.

We couldn't decide between UHD Graphics 620 and Radeon X1300 XT. We've got no test results to judge.

Be aware that UHD Graphics 620 is a notebook card while Radeon X1300 XT 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
ATI Radeon X1300 XT
Radeon X1300 XT

Comparisons with similar GPUs

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Community ratings

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4.4 45 votes

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Questions & comments

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