GRID K140Q vs Radeon RX 550X mobile

Find out if it is worth upgrading your current GPU setup by comparing GRID K140Q and Radeon RX 550X mobile. 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 GRID K140Q and Radeon RX 550X mobile. 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 RX 550X mobile is a Laptop Graphics Card

Note: Radeon RX 550X mobile 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 RX 550X mobile here:

Main Specs

  GRID K140Q Radeon RX 550X mobile
Power consumption (TDP) 130 Watt 50 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x8
Memory type DDR3 GDDR5
Maximum RAM amount 1 GB 4 GB
Display Connectors No outputs No outputs
  Check Price
  • GRID K140Q has 160% more power consumption, than Radeon RX 550X mobile.
  • GRID K140Q is connected by PCIe 3.0 x16, and Radeon RX 550X mobile uses PCIe 3.0 x8 interface.
  • Radeon RX 550X mobile has 3 GB more memory, than GRID K140Q.
  • GRID K140Q is used in Desktops, and Radeon RX 550X mobile - in Laptops.
  • GRID K140Q is build with Kepler architecture, and Radeon RX 550X mobile - with Polaris.
  • Core clock speed of Radeon RX 550X mobile is 326 MHz higher, than GRID K140Q.
  • GRID K140Q is manufactured by 28 nm process technology, and Radeon RX 550X mobile - by 14 nm process technology.
  • Memory clock speed of Radeon RX 550X mobile is 5218 MHz higher, than GRID K140Q.

Game benchmarks

high / 1080p 0−1 14−16
ultra / 1080p 0−1 9−10
QHD / 1440p 0−1 3−4
low / 720p 9−10 30−35
medium / 1080p 1−2 20−22
The average gaming FPS of Radeon RX 550X mobile in Assassin's Creed Odyssey is 420% more, than GRID K140Q.

Full Specs

  GRID K140Q Radeon RX 550X mobile
Architecture Kepler Polaris
Code name GK107 Polaris 12
Type Workstation Laptop
Release date 28 June 2013 10 January 2019
Pipelines 192 640
Core clock speed 850 MHz 1176 MHz
Boost Clock 1287 MHz
Transistor count 1,270 million 2,200 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 13.60 51.48
Floating-point performance 326.4 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 1782 MHz 7000 MHz
Memory bandwidth 28.51 GB/s 96 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 +
Laptop size large
  Check Price