GRID K260Q vs Radeon R9 M485X

In this comparison between GRID K260Q and Radeon R9 M485X 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 GRID K260Q will be the best choice, for others Radeon R9 M485X will be their preference. Study the comparison tables below and make your choice.

Radeon R9 M485X is a Laptop Graphics Card

Note: Radeon R9 M485X 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 R9 M485X here:

Main Specs

  GRID K260Q Radeon R9 M485X
Power consumption (TDP) 225 Watt 250 Watt
Interface PCIe 3.0 x16 MXM-B (3.0)
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 8 GB MB
Display Connectors No outputs No outputs
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  • Radeon R9 M485X has 11% more power consumption, than GRID K260Q.
  • GRID K260Q is connected by PCIe 3.0 x16, and Radeon R9 M485X uses MXM-B (3.0) interface.
  • Radeon R9 M485X has 6 GB more memory, than GRID K260Q.
  • GRID K260Q is used in Desktops, and Radeon R9 M485X - in Laptops.
  • GRID K260Q is build with Kepler architecture, and Radeon R9 M485X - with GCN 3.
  • Core clock speed of GRID K260Q is 22 MHz higher, than Radeon R9 M485X.
  • GRID K260Q and Radeon R9 M485X are manufactured by 28 nm process technology.
  • Memory clock speed of GRID K260Q and Radeon R9 M485X is 5000 MHz.

Game benchmarks

high / 1080p 14−16 24−27
ultra / 1080p 9−10 14−16
QHD / 1440p 3−4 10−11
4K / 2160p 6−7
low / 720p 30−35 45−50
medium / 1080p 18−20 30−35
The average gaming FPS of Radeon R9 M485X in Assassin's Creed Odyssey is 73% more, than GRID K260Q.

Full Specs

  GRID K260Q Radeon R9 M485X
Architecture Kepler GCN 3
Code name GK104 Amethyst
Type Workstation Laptop
Release date 28 June 2013 14 May 2016
Pipelines 1536 2048
Core clock speed 745 MHz 723 MHz
Transistor count 3,540 million 5,000 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 95.36 92.54
Floating-point performance 2,289 gflops 2,961 gflops
Memory bus width 256 Bit 256 Bit
Memory clock speed 5000 MHz 5000 MHz
Memory bandwidth 160.0 GB/s 160.0 GB/s
Shared memory -
DirectX 12 (11_0) 12 (12_0)
Shader Model 5.1 6.3
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.1.126 1.2.131
CUDA 3.0
Laptop size large
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