GeForce GTX 670 vs GeForce GTX 680MX

When comparing GeForce GTX 670 and GeForce GTX 680MX, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between GeForce GTX 670 and GeForce GTX 680MX is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

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 670 GeForce GTX 680MX
Power consumption (TDP) 170 Watt 122 Watt
Interface PCIe 3.0 x16
Supplementary power connectors Two 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort
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  • GeForce GTX 670 has 39% more power consumption, than GeForce GTX 680MX.
  • GeForce GTX 670 and GeForce GTX 680MX have maximum RAM of 2 GB.
  • GeForce GTX 670 is used in Desktops, and GeForce GTX 680MX - in Laptops.
  • GeForce GTX 670 and GeForce GTX 680MX are build with Kepler architecture.
  • Core clock speed of GeForce GTX 670 is 260 MHz higher, than GeForce GTX 680MX.
  • GeForce GTX 670 and GeForce GTX 680MX are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GTX 680MX is 2494 MHz higher, than GeForce GTX 670.

Game benchmarks

high / 1080p 35−40 21−24
ultra / 1080p 21−24 12−14
QHD / 1440p 16−18 7−8
4K / 2160p 10−11 5−6
low / 720p 60−65 40−45
medium / 1080p 40−45 27−30
The average gaming FPS of GeForce GTX 670 in Assassin's Creed Odyssey is 68% more, than GeForce GTX 680MX.

Full Specs

  GeForce GTX 670 GeForce GTX 680MX
Architecture Kepler Kepler
Code name GK104
Type Desktop Laptop
Release date 10 May 2012 23 October 2012
Pipelines 1344 1536
Core clock speed 980 MHz 720 MHz
Boost Clock 980 MHz
Transistor count 3,540 million 3540 Million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 102.5 billion/sec 92.2 billion/sec
Floating-point performance 2,459.5 gflops
Length 9.5" (24.1 cm)
Memory bus width 256-bit GDDR5 256 Bit
Memory clock speed 6.0 GB/s 2500 MHz
Memory bandwidth 192.2 GB/s 160 GB/s
Shared memory -
DirectX 12 (11_0) 12 API
Shader Model 5.1
OpenGL 4.2 4.5
OpenCL 1.2 1.1
Vulkan 1.1.126
CUDA + +
CUDA cores 1344 1536
Bus support PCI Express 3.0 PCI Express 3.0
Height 4.376" (11.1 cm)
SLI options + +
Multi monitor support 4 displays
HDMI +
HDCP +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
3D Blu-Ray +
3D Gaming +
3D Vision + +
Bitcoin / BTC (SHA256) 97 Mh/s 57 Mh/s
Laptop size large
Optimus +
Ethereum / ETH (DaggerHashimoto) 13 Mh/s
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