GeForce GTX 680M vs Radeon HD 6850M

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 680M and Radeon HD 6850M. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GTX 680M and Radeon HD 6850M. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

GeForce GTX 680M and Radeon HD 6850M are Laptop Graphics Cards

Note: GeForce GTX 680M 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 680M or Radeon HD 6850M here:

Main Specs

  GeForce GTX 680M Radeon HD 6850M
Power consumption (TDP) 100 Watt 50 Watt
Interface MXM-B (3.0) PCIe 2.0 x16
Supplementary power connectors None
Memory type GDDR5 DDR3, GDDR5
Maximum RAM amount 4 GB 1 GB
Display Connectors No outputs No outputs
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  • GeForce GTX 680M has 100% more power consumption, than Radeon HD 6850M.
  • GeForce GTX 680M is connected by MXM-B (3.0), and Radeon HD 6850M uses PCIe 2.0 x16 interface.
  • GeForce GTX 680M has 3 GB more memory, than Radeon HD 6850M.
  • Both cards are used in Laptops.
  • GeForce GTX 680M is build with Kepler architecture, and Radeon HD 6850M - with Terascale 2.
  • Core clock speed of GeForce GTX 680M is 145 MHz higher, than Radeon HD 6850M.
  • GeForce GTX 680M is manufactured by 28 nm process technology, and Radeon HD 6850M - by 40 nm process technology.
  • Memory clock speed of GeForce GTX 680M is 1000 MHz higher, than Radeon HD 6850M.

Game benchmarks

high / 1080p 16−18 2−3
ultra / 1080p 9−10 0−1
QHD / 1440p 4−5 0−1
4K / 2160p 4−5
low / 720p 30−35 12−14
medium / 1080p 20−22 3−4
The average gaming FPS of GeForce GTX 680M in Assassin's Creed Odyssey is 283% more, than Radeon HD 6850M.

Full Specs

  GeForce GTX 680M Radeon HD 6850M
Architecture Kepler Terascale 2
Code name N13E-GTX Granville Pro/LP
Type Laptop Laptop
Release date 4 June 2012 6 January 2011
Pipelines 1344 800
Core clock speed 720 MHz 575 / 675 MHz
Boost Clock 758 MHz
Transistor count 3,540 million 1,040 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 80.6 billion/sec 27.00
Floating-point performance 2,038 gflops 1,080.0 gflops
Memory bus width 256 Bit 128 Bit
Memory clock speed 1800 MHz 800 MHz
Memory bandwidth 115.2 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 1344
Bus support PCI Express 3.0
SLI options +
Bitcoin / BTC (SHA256) 100 Mh/s
Laptop size large large
Optimus +
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