Radeon HD 8870M vs Radeon R6 Kaveri

If you are going to buy a new graphics card and are choosing between Radeon HD 8870M and Radeon R6 Kaveri, 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 Radeon HD 8870M stacks up against Radeon R6 Kaveri, check out specs charts below.

Radeon HD 8870M and Radeon R6 Kaveri are Laptop Graphics Cards

Note: Radeon HD 8870M and Radeon R6 Kaveri are only used in laptop graphics. They have 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 or Radeon R6 Kaveri here:

Main Specs

  Radeon HD 8870M Radeon R6 Kaveri
Interface PCIe 3.0 x16
Memory type GDDR5, DDR3
Maximum RAM amount 2 GB
Display Connectors No outputs
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  • Both cards are used in Laptops.
  • Radeon HD 8870M is build with GCN architecture, and Radeon R6 Kaveri - with GCN 1.1.
  • Core clock speed of Radeon HD 8870M is 192 MHz higher, than Radeon R6 Kaveri.
  • Radeon HD 8870M and Radeon R6 Kaveri are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 7−8 0−1
ultra / 1080p 4−5
QHD / 1440p 0−1 0−1
low / 720p 18−20 1−2
medium / 1080p 9−10 0−1
The average gaming FPS of Radeon HD 8870M in Assassin's Creed Odyssey is 1800% more, than Radeon R6 Kaveri.

Full Specs

  Radeon HD 8870M Radeon R6 Kaveri
Architecture GCN GCN 1.1
Code name Venus Kaveri
Type Laptop Laptop
Release date 18 December 2012 4 June 2014
Pipelines 640 384
Core clock speed 725 MHz 533 MHz
Boost Clock 775 MHz 654 MHz
Transistor count 1,500 million 2410 Million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 31.00
Floating-point performance 992.0 gflops
Memory bus width 128 Bit 64/128 Bit
Memory clock speed 4500 MHz
Memory bandwidth 72 GB/s
Shared memory - +
DirectX 12 (11_1) DirectX 12 (FL 12_0), Shader 5.0
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan 1.2.131
Bitcoin / BTC (SHA256) 107 Mh/s
Laptop size large medium sized
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