GRID K2 vs Radeon R9 M485X

Find out if it is worth upgrading your current GPU setup by comparing GRID K2 and Radeon R9 M485X. 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 K2 and Radeon R9 M485X. 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 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 K2 Radeon R9 M485X
Power consumption (TDP) 225 Watt 250 Watt
Interface PCIe 3.0 x16 MXM-B (3.0)
Supplementary power connectors 1x 8-pin None
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 8 GB MB
Display Connectors No outputs No outputs
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  • Radeon R9 M485X has 11% more power consumption, than GRID K2.
  • GRID K2 is connected by PCIe 3.0 x16, and Radeon R9 M485X uses MXM-B (3.0) interface.
  • Radeon R9 M485X has 4 GB more memory, than GRID K2.
  • GRID K2 is used in Desktops, and Radeon R9 M485X - in Laptops.
  • GRID K2 is build with Kepler architecture, and Radeon R9 M485X - with GCN 3.
  • Core clock speed of GRID K2 is 22 MHz higher, than Radeon R9 M485X.
  • GRID K2 and Radeon R9 M485X are manufactured by 28 nm process technology.
  • Memory clock speed of GRID K2 and Radeon R9 M485X is 5000 MHz.

Game benchmarks

high / 1080p 16−18 24−27
ultra / 1080p 9−10 14−16
QHD / 1440p 4−5 10−11
4K / 2160p 4−5 6−7
low / 720p 30−35 45−50
medium / 1080p 20−22 30−35
The average gaming FPS of Radeon R9 M485X in Assassin's Creed Odyssey is 57% more, than GRID K2.

Full Specs

  GRID K2 Radeon R9 M485X
Architecture Kepler GCN 3
Code name GK104 Amethyst
Type Workstation Laptop
Release date 11 May 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 2x 2,289 gflops 2,961 gflops
Length 267 mm
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
Bitcoin / BTC (SHA256) 114 Mh/s
Laptop size large
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