Radeon Pro 555X vs Radeon Pro SSG

Find out if it is worth upgrading your current GPU setup by comparing Radeon Pro 555X and Radeon Pro SSG. 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 Pro SSG. 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 Pro SSG
Power consumption (TDP) 75 Watt 350 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x16
Supplementary power connectors None 1x 6-pin + 1x 8-pin
Memory type GDDR5 HBM2
Maximum RAM amount 2 GB 16 GB
Display Connectors No outputs 6x mini-DisplayPort
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  • Radeon Pro SSG has 366% more power consumption, than Radeon Pro 555X.
  • Radeon Pro 555X is connected by PCIe 3.0 x8, and Radeon Pro SSG uses PCIe 3.0 x16 interface.
  • Radeon Pro SSG has 14 GB more memory, than Radeon Pro 555X.
  • Radeon Pro 555X is used in Mobile workstations, and Radeon Pro SSG - in Desktops.
  • Radeon Pro 555X is build with Polaris architecture, and Radeon Pro SSG - with GCN 5.0.
  • Core clock speed of Radeon Pro SSG is 585 MHz higher, than Radeon Pro 555X.
  • Radeon Pro 555X and Radeon Pro SSG are manufactured by 14 nm process technology.
  • Memory clock speed of Radeon Pro 555X is 3190 MHz higher, than Radeon Pro SSG.

Game benchmarks

high / 1080p 16−18 50−55
ultra / 1080p 10−11 35−40
QHD / 1440p 4−5 27−30
4K / 2160p 4−5 16−18
low / 720p 30−35 80−85
medium / 1080p 21−24 60−65
The average gaming FPS of Radeon Pro SSG in Assassin's Creed Odyssey is 206% more, than Radeon Pro 555X.

Full Specs

  Radeon Pro 555X Radeon Pro SSG
Architecture Polaris GCN 5.0
Code name Polaris 21 Vega 10
Type Mobile workstation Workstation
Release date 5 June 2017 8 August 2017
Pipelines 768 4096
Core clock speed 855 MHz 1440 MHz
Boost Clock 1500 MHz
Transistor count 3,000 million 12,500 million
Manufacturing process technology 14 nm 14 nm
Texture fill rate 43.54 384.0
Floating-point performance 12,288 gflops
Length 267 mm
Memory bus width 128 Bit 2048 Bit
Memory clock speed 5080 MHz 1890 MHz
Memory bandwidth 81.6 GB/s 483.8 GB/s
Shared memory -
DirectX 12 (12_0) 12 (12_1)
Shader Model 6.4 6.4
OpenGL 4.6 4.6
OpenCL 2.0 2.0
Vulkan 1.2.131 1.1.125
FreeSync +
Laptop size large
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