GRID K140Q vs Radeon HD 8870M

If you are going to buy a new graphics card and are choosing between GRID K140Q and Radeon HD 8870M, 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 K140Q stacks up against Radeon HD 8870M, check out specs charts below.

Radeon HD 8870M is a Laptop Graphics Card

Note: Radeon HD 8870M 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 8870M here:

Main Specs

  GRID K140Q Radeon HD 8870M
Power consumption (TDP) 130 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Memory type DDR3 GDDR5, DDR3
Maximum RAM amount 1 GB 2 GB
Display Connectors No outputs No outputs
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  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon HD 8870M has 1 GB more memory, than GRID K140Q.
  • GRID K140Q is used in Desktops, and Radeon HD 8870M - in Laptops.
  • GRID K140Q is build with Kepler architecture, and Radeon HD 8870M - with GCN.
  • Core clock speed of GRID K140Q is 125 MHz higher, than Radeon HD 8870M.
  • GRID K140Q and Radeon HD 8870M are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon HD 8870M is 2718 MHz higher, than GRID K140Q.

Game benchmarks

high / 1080p 0−1 7−8
ultra / 1080p 0−1 4−5
QHD / 1440p 0−1 0−1
low / 720p 9−10 18−20
medium / 1080p 1−2 9−10
The average gaming FPS of Radeon HD 8870M in Assassin's Creed Odyssey is 180% more, than GRID K140Q.

Full Specs

  GRID K140Q Radeon HD 8870M
Architecture Kepler GCN
Code name GK107 Venus
Type Workstation Laptop
Release date 28 June 2013 18 December 2012
Pipelines 192 640
Core clock speed 850 MHz 725 MHz
Boost Clock 775 MHz
Transistor count 1,270 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 13.60 31.00
Floating-point performance 326.4 gflops 992.0 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 1782 MHz 4500 MHz
Memory bandwidth 28.51 GB/s 72 GB/s
Shared memory -
DirectX 12 (11_0) 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.1.126 1.2.131
CUDA 3.0
Bitcoin / BTC (SHA256) 107 Mh/s
Laptop size large
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