GeForce GTX 860M SLI vs Radeon HD 7870M

If you are going to buy a new graphics card and are choosing between GeForce GTX 860M SLI and Radeon HD 7870M, 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 GeForce GTX 860M SLI stacks up against Radeon HD 7870M, check out specs charts below.

GeForce GTX 860M SLI and Radeon HD 7870M are Laptop Graphics Cards

Note: GeForce GTX 860M SLI and Radeon HD 7870M 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 GeForce GTX 860M SLI or Radeon HD 7870M here:

Main Specs

  GeForce GTX 860M SLI Radeon HD 7870M
Power consumption (TDP) 120 Watt 45 Watt
Interface PCIe 3.0 x16
Memory type GDDR5 GDDR5
Maximum RAM amount 2x 4 GB 2 GB
Display Connectors No outputs
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  • GeForce GTX 860M SLI has 166% more power consumption, than Radeon HD 7870M.
  • GeForce GTX 860M SLI and Radeon HD 7870M have maximum RAM of 2 GB.
  • Both cards are used in Laptops.
  • GeForce GTX 860M SLI is build with Maxwell architecture, and Radeon HD 7870M - with GCN.
  • Core clock speed of GeForce GTX 860M SLI is 229 MHz higher, than Radeon HD 7870M.
  • GeForce GTX 860M SLI and Radeon HD 7870M are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GTX 860M SLI is 1000 MHz higher, than Radeon HD 7870M.

Game benchmarks

high / 1080p 21−24 6−7
ultra / 1080p 14−16 4−5
QHD / 1440p 8−9 0−1
4K / 2160p 5−6
low / 720p 40−45 16−18
medium / 1080p 27−30 8−9
The average gaming FPS of GeForce GTX 860M SLI in Assassin's Creed Odyssey is 200% more, than Radeon HD 7870M.

Full Specs

  GeForce GTX 860M SLI Radeon HD 7870M
Architecture Maxwell GCN
Code name Heathrow XT
Type Laptop Laptop
Release date 12 March 2014 24 April 2012
Pipelines 1280 640
Core clock speed 1029 MHz 800 MHz
Transistor count 2x 1870 Million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 32.00
Floating-point performance 1,024 gflops
Memory bus width 2x 128 Bit 128 Bit
Memory clock speed 5000 MHz 4000 MHz
Memory bandwidth 64 GB/s
Shared memory - -
DirectX DirectX 12 (FL 11_0), Shader 5.0 12 (11_1)
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan 1.2.131
CUDA +
SLI options +
Laptop size large large
Optimus +
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