Radeon R9 A375 vs UHD Graphics 620

In this comparison between Radeon R9 A375 and UHD Graphics 620 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Radeon R9 A375 will be the best choice, for others UHD Graphics 620 will be their preference. Study the comparison tables below and make your choice.

UHD Graphics 620 is a Laptop Graphics Card

Note: UHD Graphics 620 is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with UHD Graphics 620 here:

Main Specs

  Radeon R9 A375 UHD Graphics 620
Power consumption (TDP) 15 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x1
Memory type GDDR5 LPDDR3/DDR4
Maximum RAM amount 2 GB 32 GB
Display Connectors No outputs No outputs
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  • Radeon R9 A375 is connected by PCIe 3.0 x16, and UHD Graphics 620 uses PCIe 3.0 x1 interface.
  • UHD Graphics 620 has 30 GB more memory, than Radeon R9 A375.
  • Radeon R9 A375 is used in Desktops, and UHD Graphics 620 - in Laptops.
  • Radeon R9 A375 is build with GCN 1.0 architecture, and UHD Graphics 620 - with Gen. 9.5.
  • Core clock speed of Radeon R9 A375 is 600 MHz higher, than UHD Graphics 620.
  • Radeon R9 A375 is manufactured by 28 nm process technology, and UHD Graphics 620 - by 14 nm process technology.

Game benchmarks

high / 1080p 2−3 2−3
ultra / 1080p 1−2 0−1
QHD / 1440p 0−1 0−1
low / 720p 12−14 12−14
medium / 1080p 4−5 3−4
Radeon R9 A375 and UHD Graphics 620 have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  Radeon R9 A375 UHD Graphics 620
Architecture GCN 1.0 Gen. 9.5
Code name Venus Kaby-Lake-Refresh GT2
Type Desktop Laptop
Release date no data 1 September 2017
Pipelines 640 24
Core clock speed 900 MHz 300 MHz
Boost Clock 925 MHz 1150 MHz
Transistor count 1,500 million 189 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 37.00 27.60
Memory bus width 128 Bit 64/128 Bit
Memory clock speed 4.5 GB/s
Memory bandwidth 72 GB/s
Shared memory +
DirectX 12 (11_1) 12 (12_1)
Shader Model 5.1 6.4
OpenGL 4.6 4.6
OpenCL 1.2 2.1
Vulkan 1.2 1.1.103
Quick Sync +
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