Radeon Pro 555X vs Radeon R9 A375

Find out if it is worth upgrading your current GPU setup by comparing Radeon Pro 555X and Radeon R9 A375. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Radeon Pro 555X and Radeon R9 A375. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Radeon Pro 555X is a Laptop Graphics Card

Note: Radeon Pro 555X 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 Radeon Pro 555X here:

Main Specs

  Radeon Pro 555X Radeon R9 A375
Power consumption (TDP) 75 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs No outputs
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  • Radeon Pro 555X is connected by PCIe 3.0 x8, and Radeon R9 A375 uses PCIe 3.0 x16 interface.
  • Radeon Pro 555X and Radeon R9 A375 have maximum RAM of 2 GB.
  • Radeon Pro 555X is used in Mobile workstations, and Radeon R9 A375 - in Desktops.
  • Radeon Pro 555X is build with Polaris architecture, and Radeon R9 A375 - with GCN 1.0.
  • Core clock speed of Radeon R9 A375 is 45 MHz higher, than Radeon Pro 555X.
  • Radeon Pro 555X is manufactured by 14 nm process technology, and Radeon R9 A375 - by 28 nm process technology.
  • Memory clock speed of Radeon Pro 555X is 5076 MHz higher, than Radeon R9 A375.

Game benchmarks

high / 1080p 16−18 2−3
ultra / 1080p 10−11 1−2
QHD / 1440p 4−5 0−1
4K / 2160p 4−5
low / 720p 30−35 12−14
medium / 1080p 21−24 4−5
The average gaming FPS of Radeon Pro 555X in Assassin's Creed Odyssey is 300% more, than Radeon R9 A375.

Full Specs

  Radeon Pro 555X Radeon R9 A375
Architecture Polaris GCN 1.0
Code name Polaris 21 Venus
Type Mobile workstation Desktop
Release date 5 June 2017 no data
Pipelines 768 640
Core clock speed 855 MHz 900 MHz
Boost Clock 925 MHz
Transistor count 3,000 million 1,500 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 43.54 37.00
Memory bus width 128 Bit 128 Bit
Memory clock speed 5080 MHz 4.5 GB/s
Memory bandwidth 81.6 GB/s 72 GB/s
Shared memory -
DirectX 12 (12_0) 12 (11_1)
Shader Model 6.4 5.1
OpenGL 4.6 4.6
OpenCL 2.0 1.2
Vulkan 1.2.131 1.2
FreeSync +
Laptop size large
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