GeForce GTX 670MX vs Radeon HD 6850M

If you are going to buy a new graphics card and are choosing between GeForce GTX 670MX and Radeon HD 6850M, 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 670MX stacks up against Radeon HD 6850M, check out specs charts below.

GeForce GTX 670MX and Radeon HD 6850M are Laptop Graphics Cards

Note: GeForce GTX 670MX and Radeon HD 6850M 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 670MX or Radeon HD 6850M here:

Main Specs

  GeForce GTX 670MX Radeon HD 6850M
Power consumption (TDP) 75 Watt 50 Watt
Interface PCIe 3.0 x16 PCIe 2.0 x16
Memory type GDDR5 DDR3, GDDR5
Maximum RAM amount 3 GB 1 GB
Display Connectors No outputs No outputs
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  • GeForce GTX 670MX has 50% more power consumption, than Radeon HD 6850M.
  • GeForce GTX 670MX is connected by PCIe 3.0 x16, and Radeon HD 6850M uses PCIe 2.0 x16 interface.
  • GeForce GTX 670MX has 2 GB more memory, than Radeon HD 6850M.
  • Both cards are used in Laptops.
  • GeForce GTX 670MX is build with Kepler architecture, and Radeon HD 6850M - with Terascale 2.
  • Core clock speed of GeForce GTX 670MX is 25 MHz higher, than Radeon HD 6850M.
  • GeForce GTX 670MX is manufactured by 28 nm process technology, and Radeon HD 6850M - by 40 nm process technology.
  • Memory clock speed of GeForce GTX 670MX is 600 MHz higher, than Radeon HD 6850M.

Game benchmarks

high / 1080p 8−9 2−3
ultra / 1080p 5−6 0−1
QHD / 1440p 0−1 0−1
low / 720p 20−22 12−14
medium / 1080p 10−12 3−4
The average gaming FPS of GeForce GTX 670MX in Assassin's Creed Odyssey is 116% more, than Radeon HD 6850M.

Full Specs

  GeForce GTX 670MX Radeon HD 6850M
Architecture Kepler Terascale 2
Code name N13E-GR Granville Pro/LP
Type Laptop Laptop
Release date 1 October 2012 6 January 2011
Pipelines 960 800
Core clock speed 600 MHz 575 / 675 MHz
Transistor count 3,540 million 1,040 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 48.0 billion/sec 27.00
Floating-point performance 1,154 gflops 1,080.0 gflops
Memory bus width 192 Bit 128 Bit
Memory clock speed 1400 MHz 800 MHz
Memory bandwidth 67.2 GB/s 25.6 GB/s
Shared memory - -
DirectX 12 API 11.2 (11_0)
Shader Model 5.1 5.0
OpenGL 4.5 4.4
OpenCL 1.1 1.2
Vulkan 1.1.126 N/A
CUDA +
CUDA cores 960
Bus support PCI Express 2.0
SLI options +
HDMI +
HDCP +
Maximum VGA resolution Up to 2048x1536
Laptop size large large
Optimus +
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