GRID K2 vs Radeon Pro 555

If you are going to buy a new graphics card and are choosing between GRID K2 and Radeon Pro 555, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GRID K2 stacks up against Radeon Pro 555, check out specs charts below.

Radeon Pro 555 is a Laptop Graphics Card

Note: Radeon Pro 555 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 555 here:

Main Specs

  GRID K2 Radeon Pro 555
Power consumption (TDP) 225 Watt 75 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x8
Supplementary power connectors 1x 8-pin None
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 2 GB
Display Connectors No outputs No outputs
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  • GRID K2 has 200% more power consumption, than Radeon Pro 555.
  • GRID K2 is connected by PCIe 3.0 x16, and Radeon Pro 555 uses PCIe 3.0 x8 interface.
  • GRID K2 has 2 GB more memory, than Radeon Pro 555.
  • GRID K2 is used in Desktops, and Radeon Pro 555 - in Mobile workstations.
  • GRID K2 is build with Kepler architecture, and Radeon Pro 555 - with Polaris.
  • Core clock speed of Radeon Pro 555 is 110 MHz higher, than GRID K2.
  • GRID K2 is manufactured by 28 nm process technology, and Radeon Pro 555 - by 14 nm process technology.
  • Memory clock speed of Radeon Pro 555 is 80 MHz higher, than GRID K2.

Game benchmarks

high / 1080p 16−18 16−18
ultra / 1080p 9−10 9−10
QHD / 1440p 4−5 4−5
4K / 2160p 4−5 4−5
low / 720p 30−35 30−35
medium / 1080p 20−22 20−22
GRID K2 and Radeon Pro 555 have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  GRID K2 Radeon Pro 555
Architecture Kepler Polaris
Code name GK104 Polaris 21
Type Workstation Mobile workstation
Release date 11 May 2013 5 June 2017
Pipelines 1536 768
Core clock speed 745 MHz 855 MHz
Transistor count 3,540 million 3,000 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 95.36 40.80
Floating-point performance 2x 2,289 gflops 1,306 gflops
Length 267 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 5000 MHz 5080 MHz
Memory bandwidth 160.0 GB/s 81.6 GB/s
Shared memory -
DirectX 12 (11_0) 12 (12_0)
Shader Model 5.1 6.4
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.1.126 1.2.131
CUDA 3.0
FreeSync +
Bitcoin / BTC (SHA256) 114 Mh/s
Laptop size large
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