GRID K160Q vs Radeon HD 6990M

When choosing between GRID K160Q and Radeon HD 6990M, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GRID K160Q and Radeon HD 6990M.

Radeon HD 6990M is a Laptop Graphics Card

Note: Radeon HD 6990M 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 HD 6990M here:

Main Specs

  GRID K160Q Radeon HD 6990M
Power consumption (TDP) 130 Watt 100 Watt
Interface PCIe 3.0 x16 MXM-B (3.0)
Supplementary power connectors None
Memory type DDR3 GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors No outputs No outputs
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  • GRID K160Q has 30% more power consumption, than Radeon HD 6990M.
  • GRID K160Q is connected by PCIe 3.0 x16, and Radeon HD 6990M uses MXM-B (3.0) interface.
  • Radeon HD 6990M has 1 GB more memory, than GRID K160Q.
  • GRID K160Q is used in Desktops, and Radeon HD 6990M - in Laptops.
  • GRID K160Q is build with Kepler architecture, and Radeon HD 6990M - with Terascale 2.
  • Core clock speed of GRID K160Q is 135 MHz higher, than Radeon HD 6990M.
  • GRID K160Q is manufactured by 28 nm process technology, and Radeon HD 6990M - by 40 nm process technology.
  • Memory clock speed of GRID K160Q is 882 MHz higher, than Radeon HD 6990M.

Game benchmarks

high / 1080p 0−1 14−16
ultra / 1080p 0−1 8−9
QHD / 1440p 0−1 3−4
low / 720p 9−10 30−33
medium / 1080p 1−2 16−18
The average gaming FPS of Radeon HD 6990M in Assassin's Creed Odyssey is 380% more, than GRID K160Q.

Full Specs

  GRID K160Q Radeon HD 6990M
Architecture Kepler Terascale 2
Code name GK107 Blackcomb XTX
Type Workstation Laptop
Release date 28 June 2013 12 July 2011
Pipelines 192 1120
Core clock speed 850 MHz 715 MHz
Transistor count 1,270 million 1,700 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 13.60 40.04
Floating-point performance 326.4 gflops 1,601.6 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 1782 MHz 900 MHz
Memory bandwidth 28.51 GB/s 115.2 GB/s
Shared memory -
DirectX 12 (11_0) 11.2 (11_0)
Shader Model 5.1 5.0
OpenGL 4.6 4.4
OpenCL 1.2 1.2
Vulkan 1.1.126 N/A
CUDA 3.0
Laptop size large
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