Intel UHD Graphics 620 vs AMD Radeon R6 M340DX

General info

Comparison of UHD Graphics 620 and Radeon R6 M340DX architecture, market type and release date.
Place in performance rating
not rated
Gen. 9.5
Code name
Kaby-Lake-Refresh GT2
Release date
1 September 2017
3 June 2015
Price now
no data

Technical specs

UHD Graphics 620 and Radeon R6 M340DX's general performance parameters such as number of shaders, GPU core clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of UHD Graphics 620 and Radeon R6 M340DX's performance, but for precise assessment you have to consider its benchmark and gaming test results.
Core clock speed
300 MHz
no data
Boost Clock
1150 MHz
1030 MHz
Transistor count
189 million
690 million
Manufacturing process technology
14 nm
28 nm
Power consumption (TDP)
15 Watt
no data
Texture fill rate

Compatibility, dimensions and requirements

Information on UHD Graphics 620 and Radeon R6 M340DX compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.
Laptop size
no data
medium sized
PCIe 3.0 x1


Parameters of memory installed on UHD Graphics 620 and Radeon R6 M340DX: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors don't have dedicated memory and use a shared part of system RAM.
Memory type
Maximum RAM amount
32 GB
no data
Memory bus width
64/128 Bit
no data
Shared memory

Video outputs and ports

Types and number of video connectors present on UHD Graphics 620 and Radeon R6 M340DX. As a rule, this section is relevant only for desktop reference video cards, since for notebook ones the availability of certain video outputs depends on the laptop model.
Display Connectors
No outputs
No outputs


Technological solutions and APIs supported by UHD Graphics 620 and Radeon R6 M340DX. You'll probably need this information if you need some particular technology for your purposes.
Quick Sync
no data

API support

APIs supported by UHD Graphics 620 and Radeon R6 M340DX, sometimes including their particular versions.
12 (12_1)
12 (11_1)
Shader Model

Benchmark performance

Non-gaming benchmarks performance of UHD Graphics 620 and Radeon R6 M340DX. Note that overall benchmark performance is measured in points in 0-100 range.

3DMark Ice Storm GPU

UHD Graphics 620 88981 +49.4%
R6 M340DX 59574

3DMark Cloud Gate GPU

UHD Graphics 620 9307 +4.2%
R6 M340DX 8935

3DMark Fire Strike Score

UHD Graphics 620 1071
R6 M340DX 1169 +9.2%

3DMark Fire Strike Graphics

UHD Graphics 620 1163
R6 M340DX 1472 +26.6%

3DMark 11 Performance GPU

UHD Graphics 620 1747
R6 M340DX 2681 +53.5%

Unigine Heaven 3.0

UHD Graphics 620 19 +5.6%
R6 M340DX 18

Advantages of Intel UHD Graphics 620

Much newer (1 September 2017 vs 3 June 2015)
Finer manufacturing process technology (14 vs 28 nm)

Advantages of AMD Radeon R6 M340DX

More pipelines (704 vs 24)
Mantle (an API developed by AMD for 3D graphics acceleration. Discontinued and later superceded by Vulkan)
Vulkan (a contemporary API for graphics acceleration, based on now-discontinued Mantle)

So, UHD Graphics 620 or R6 M340DX?

Technical City couldn't decide between Intel UHD Graphics 620 and AMD Radeon R6 M340DX. We've got no test results to judge.
Should you still have questions on choice between UHD Graphics 620 and Radeon R6 M340DX, ask them in Comments section, and we shall answer.

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