GeForce GTX 680MX vs Radeon HD 5670

If you are going to buy a new graphics card and are choosing between GeForce GTX 680MX and Radeon HD 5670, 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 680MX stacks up against Radeon HD 5670, check out specs charts below.

GeForce GTX 680MX is a Laptop Graphics Card

Note: GeForce GTX 680MX 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 GeForce GTX 680MX here:

Main Specs

  GeForce GTX 680MX Radeon HD 5670
Power consumption (TDP) 122 Watt 64 Watt
Interface PCIe 2.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 1 GB
Display Connectors 1x DVI, 1x HDMI, 1x VGA
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  • GeForce GTX 680MX has 90% more power consumption, than Radeon HD 5670.
  • GeForce GTX 680MX has 1 GB more memory, than Radeon HD 5670.
  • GeForce GTX 680MX is used in Laptops, and Radeon HD 5670 - in Desktops.
  • GeForce GTX 680MX is build with Kepler architecture, and Radeon HD 5670 - with Terascale 2.
  • Core clock speed of Radeon HD 5670 is 55 MHz higher, than GeForce GTX 680MX.
  • GeForce GTX 680MX is manufactured by 28 nm process technology, and Radeon HD 5670 - by 40 nm process technology.
  • Memory clock speed of GeForce GTX 680MX is 1500 MHz higher, than Radeon HD 5670.

Game benchmarks

high / 1080p 21−24 0−1
ultra / 1080p 12−14
QHD / 1440p 7−8 0−1
4K / 2160p 5−6
low / 720p 40−45 1−2
medium / 1080p 27−30 0−1
The average gaming FPS of GeForce GTX 680MX in Assassin's Creed Odyssey is 4100% more, than Radeon HD 5670.

Full Specs

  GeForce GTX 680MX Radeon HD 5670
Architecture Kepler Terascale 2
Code name Redwood
Type Laptop Desktop
Release date 23 October 2012 14 January 2010
Pipelines 1536 400
Core clock speed 720 MHz 775 MHz
Transistor count 3540 Million 627 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 92.2 billion/sec 15.50
Floating-point performance 620.0 gflops
Length 168 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 2500 MHz 1000 MHz
Memory bandwidth 160 GB/s 64 GB/s
Shared memory -
DirectX 12 API 11.2 (11_0)
Shader Model 5.0
OpenGL 4.5 4.4
OpenCL 1.1 1.2
Vulkan N/A
CUDA +
CUDA cores 1536
Bus support PCI Express 3.0
SLI options +
3D Vision +
Bitcoin / BTC (SHA256) 57 Mh/s
Laptop size large
Optimus +
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